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ADW: Ammodorcas clarkei: INFORMATION
<!DOCTYPE html> <html xmlns:og="http://ogp.me/ns#" lang="en" xml:lang="en"> <head> <title>ADW: Ammodorcas clarkei: INFORMATION</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <link rel="canonical" href="https://animaldiversity.org/accounts/Ammodorcas_clarkei/" /> <script type="text/javascript" src="//code.jquery.com/jquery-3.6.0.min.js"></script> <script type="text/javascript" src="//code.jquery.com/jquery-migrate-3.3.2.min.js"></script> <script type="text/javascript" src="/static/js/compat.js"></script> <link rel="shortcut icon" href="https://animaldiversity.org/favicon.ico" /> <link href="//fonts.googleapis.com/css?family=Gentium+Book+Basic:400,400italic,700,700italic" rel="stylesheet" type="text/css" /> <link href="//fonts.googleapis.com/css?family=PT+Sans:400,700,400italic,700italic" rel="stylesheet" type="text/css" /> <link rel="stylesheet" type="text/css" href="/static/bootstrap/css/bootstrap.css" /> <link rel="stylesheet" href="/static/css/pica.styles.css" /> <link rel="stylesheet" href="/static/css/pica.print.css" media="print" /> <!--[if lt IE 9]> <script src="http://html5shim.googlecode.com/svn/trunk/html5.js"></script> <![endif]--> <link rel="stylesheet" type="text/css" href="/static/colorbox/colorbox.css" /> <meta property="og:url" content="https://animaldiversity.org/accounts/Ammodorcas_clarkei/" /> <meta content="Ammodorcas clarkei (dibatag)" property="og:title" /> <meta content="website" property="og:type" /> <meta content="Animal Diversity Web" property="og:site_name" /> <meta name="twitter:card" content="summary_large_image" /> <meta name="twitter:site" content="@AnimalDiversity" /> <meta name="twitter:title" content="Ammodorcas clarkei (dibatag)" /> <meta name="twitter:description" content="Read about Ammodorcas clarkei (dibatag) on the Animal Diversity Web." /> <meta name="twitter:url" content="https://animaldiversity.org/accounts/Ammodorcas_clarkei/" /> <script type="text/javascript" src="/static/js/Hyphenator.js"></script> <link rel="stylesheet" href="/static/social-likes/social-likes_birman.css" /> <style> .social-likes { margin: 0; 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This species is found mostly in the arid southeastern lowlands in Ethiopia, and local concentrations occur in the coastal hinterland of central Somalia. (Yalden et al., 1984)</p> <ul class="keywords donthyphenate last"> <li class="keywords-header">Biogeographic Regions</li> <li> <a class="gloss" href="#20020916134510">ethiopian</a> <ul> <li> <a class="gloss" href="#20020904145365">native</a> </li> </ul> </li> </ul> </section> <section class="hyphenate"> <h3 id="habitat">Habitat</h3> <p audience="intermediate advanced">Preferred habitat of dibatags consists of sandy areas with scattered thorn scrub and grasses to arid, low-lying, scrub-covered plains. (Diller and Haltenorth, 1980)</p> <ul class="keywords donthyphenate "> <li class="keywords-header">Habitat Regions</li> <li> <a class="gloss" href="#20020904145598">tropical</a> </li> <li> <a class="gloss" href="#20020904145794">terrestrial</a> </li> </ul> <ul class="keywords donthyphenate last"> <li class="keywords-header">Terrestrial Biomes</li> <li> <a class="gloss" href="#20020904145677">scrub forest</a> </li> </ul> </section> <section class="hyphenate"> <h3 id="physical_description">Physical Description</h3> <p audience="intermediate advanced">Body length of <span class="taxon-link rank-species">A. clarkei</span> ranges from 152-168 cm, with a tail length of 25 to 35 cm. Shoulder height varies from 80-88 cm and weight ranges from 22 to 35 kg. The the upper-parts of these gazelles are a grayish-fawn, and the rump and undersides are white. Markings on the face consist of a white stripe running from above the eye to the muzzle. There is a line of chestnut across the nose. The body is thin, and the legs and neck are quite long and thin. The rufous coat blends well with the surroundings making Dibatag difficult to see in thick cover. A noted characteristic is the long, furred black tail that is 25-35 cm long. The curving horns are only found on males and are from 10 to 25 cm long. Dibatags also have small hooves and a flat-shaped skull. (Carter and Mochi, 1971)</p> <ul class="keywords donthyphenate last"> <li class="keywords-header">Other Physical Features</li> <li> <a class="gloss" href="#20020916130951">endothermic</a> </li> <li> <a class="gloss" href="#20020904145642">bilateral symmetry</a> </li> </ul> <ul class="aside block-grid donthyphenate two-up"> <li> <dl> <dt>Range mass</dt> <dd>22 to 35 kg</dd> <dd class="english">48.46 to 77.09 lb</dd> </dl> </li> <li> <dl> <dt>Range length</dt> <dd>152 to 168 cm</dd> <dd class="english">59.84 to 66.14 in</dd> </dl> </li> </ul> </section> <section class="hyphenate"> <h3 id="development">Development</h3> <p audience="intermediate advanced">No information is available on the development of this species.</p> </section> <section class="hyphenate"> <h3 id="reproduction">Reproduction</h3> <p audience="intermediate advanced">Information on mating system is not available for this species. In other similarly sized bovid species (<em>e.g. Antilope cervicapra</em>, and <em>Litocranius walleri</em>) males establish and defend territories, at least during the breeding season, and are polygynous. It is likely <span class="taxon-link rank-species">A. clarkei</span> maintains territories by marking them with urination, defecation, and preornital gland secretions. (Walther et al., 1983)</p> <p audience="intermediate advanced">Females only give birth to one young during the year. Births occur in October and November. The gestation period is 204 days. (Ditrich, 1972). Sexual maturity is reached at 12 to 18 months.</p> <ul class="keywords donthyphenate last"> <li class="keywords-header">Key Reproductive Features</li> <li> <a class="gloss" href="#20020904145554">iteroparous</a> </li> <li> <a class="gloss" href="#20020904145584">seasonal breeding</a> </li> <li> <span>gonochoric/gonochoristic/dioecious (sexes separate)</span> </li> <li> <a class="gloss" href="#20020904145786">sexual</a> </li> <li> <a class="gloss" href="#20020904145546">fertilization</a> <ul> <li> <a class="gloss" href="#20020904145427">internal</a> </li> </ul> </li> <li> <a class="gloss" href="#20020904145695">viviparous</a> </li> </ul> <ul class="aside block-grid donthyphenate three-up"> <li> <dl> <dt>Breeding season</dt> <dd>Births occur in October and November.</dd> </dl> </li> <li> <dl> <dt>Range number of offspring</dt> <dd>1 (low) </dd> </dl> </li> <li> <dl> <dt>Average number of offspring</dt> <dd>1</dd> </dl> </li> <li> <dl> <dt>Average number of offspring</dt> <dd>1</dd> <dd> <small> <a href="http://genomics.senescence.info/species/entry.php?species=Ammodorcas_clarkei" class="external-link">AnAge</a> </small> </dd> </dl> </li> <li> <dl> <dt>Average gestation period</dt> <dd>6.8 months</dd> </dl> </li> <li> <dl> <dt>Average gestation period</dt> <dd>204 days</dd> <dd> <small> <a href="http://genomics.senescence.info/species/entry.php?species=Ammodorcas_clarkei" class="external-link">AnAge</a> </small> </dd> </dl> </li> <li> <dl> <dt>Range age at sexual or reproductive maturity (female)</dt> <dd>12 to 18 months</dd> </dl> </li> <li> <dl> <dt>Range age at sexual or reproductive maturity (male)</dt> <dd>12 to 18 months</dd> </dl> </li> </ul> <p audience="intermediate advanced">As in all mammals, the female provides nourishment for the young through lactation. Young are precocial. Other information on parental care in this species is not available.</p> <ul class="keywords donthyphenate last"> <li class="keywords-header">Parental Investment</li> <li> <a class="gloss" href="#20020904145328">altricial</a> </li> <li> <a class="gloss" href="#20020904145746">female parental care</a> </li> </ul> </section> <section class="hyphenate"> <h3 id="lifespan_longevity">Lifespan/Longevity</h3> <p audience="intermediate advanced">The lifespan of a dibatag ranges from 10 to12 years. (Diller and Haltenorth, 1980)</p> <ul class="aside block-grid donthyphenate one-up"> <li> <dl> <dt>Typical lifespan<br /><span>Status: wild</span></dt> <dd>10 to 12 years</dd> </dl> </li> </ul> </section> <section class="hyphenate"> <h3 id="behavior">Behavior</h3> <p audience="intermediate advanced">Dibatags are diurnal mammals of solitary or social habits, traveling either alone or in small groups of related individuals. Males mark territories with urination, defecation, and secretions from the pre-orbital glands. These territories are defended by sparring between males. Sparring is done by pushing and shoving against an opponent鈥檚 horns and neck, attempting to throw him off balance. During sparing, males tuck their noses between their forelegs to protect their fragile necks and horns. (Walther et al., 1983)</p> <ul class="keywords donthyphenate last"> <li class="keywords-header">Key Behaviors</li> <li> <a class="gloss" href="#20020904145472">motile</a> </li> <li> <a class="gloss" href="#20020904145381">solitary</a> </li> <li> <a class="gloss" href="#20020904145597">territorial</a> </li> <li> <a class="gloss" href="#20020904145492">social</a> </li> </ul> </section> <section class="hyphenate"> <h3 id="communication">Communication and Perception</h3> <ul class="keywords donthyphenate last"> <li class="keywords-header">Perception Channels</li> <li> <a class="gloss" href="#20020904145500">tactile</a> </li> <li> <a class="gloss" href="#20020904145606">chemical</a> </li> </ul> </section> <section class="hyphenate"> <h3 id="food_habits">Food Habits</h3> <p audience="advanced intermediate">The diet of <span class="taxon-link rank-species">A. clarkei</span> consists of leaves and shoots from bushes and trees. The long necks of dibatags allows them to reach high branches. These animals may also stand on their hind legs with fore feet on the tree to browse. Dibatags may persist with little or no open water present. (Diller and Haltenorth, 1980)</p> <ul class="keywords donthyphenate "> <li class="keywords-header">Primary Diet</li> <li> <a class="gloss" href="#20020904145426">herbivore</a> <ul> <li> <a class="gloss" href="#20020904145622">folivore</a> </li> </ul> </li> </ul> <ul class="keywords donthyphenate last"> <li class="keywords-header">Plant Foods</li> <li> <span>leaves</span> </li> </ul> </section> <section class="hyphenate"> <h3 id="predation">Predation</h3> <p audience="intermediate advanced">If a dibatag senses danger, it hides itself behind vegetation, standing still and using its long neck to look over the vegetation to assess the danger. These animals remain motionless until discovered. If being pursued, dibatags will flee with their heads arched back, and use an ambling gait instead of a gallop. Common predators of these animals include cheetahs, lions, hyenas, african hunting dogs, and humans (Diller and Haltenorth, 1980)</p> <ul class="aside block-grid donthyphenate one-up"> <li> <dl> <dt>Known Predators</dt> <dd> <ul> <li>cheetahs (<a class="taxon-link rank-species" href="/accounts/Acinonyx_jubatus/">Acinonyx jubatus</a>)</li> <li>lions (<a class="taxon-link rank-species" href="/accounts/Panthera_leo/">Panthera leo</a>)</li> <li>hyenas (<a class="taxon-link rank-subfamily" href="/accounts/Hyaeninae/">Hyaeninae</a>)</li> <li>African hunting dogs (<a class="taxon-link rank-species" href="/accounts/Lycaon_pictus/">Lycaon pictus</a>)</li> <li>humans (<a class="taxon-link rank-species" href="/accounts/Homo_sapiens/">Homo sapiens</a>)</li> <li>striped hyenas (<a class="taxon-link rank-species" href="/accounts/Hyaena_hyaena/">Hyaena hyaena</a>)</li> <li>spotted hyenas (<a class="taxon-link rank-species" href="/accounts/Crocuta_crocuta/">Crocuta crocuta</a>)</li> </ul> </dd> </dl> </li> </ul> </section> <section class="hyphenate"> <h3 id="ecosystem_roles">Ecosystem Roles</h3> <p audience="intermediate advanced"><span class="taxon-link rank-species">A. clarkei</span> plays an important role as a prey species for charismatic megafauna.</p> </section> <section class="hyphenate"> <h3 id="economic_importance_positive">Economic Importance for Humans: Positive</h3> <p audience="intermediate advanced">Dibatags are hunted by local peoples, and thereby provide food and hides . (Diller and Haltenorth, 1980)</p> <ul class="keywords donthyphenate last"> <li class="keywords-header">Positive Impacts</li> <li> <a class="gloss" href="#20020904145418">food</a> </li> <li> <span>body parts are source of valuable material</span> </li> </ul> </section> <section class="hyphenate"> <h3 id="economic_importance_negative">Economic Importance for Humans: Negative</h3> <p audience="intermediate advanced">This species competes with livestock for grazing. (Nowak, 1983)</p> </section> <section class="hyphenate"> <h3 id="conservation_status">Conservation Status</h3> <p audience="intermediate advanced">Dibatags have been declared endangered in Somalia since 1996. Populations in Somalia are declining due to poaching, habitat degradation caused by drought, and competition with livestock for grazing land. The populations seem to be stable in Ethiopia where they are legally protected from hunting. (Nowak, 1983)</p> <ul class="aside block-grid donthyphenate three-up"> <li> <dl> <dt> <a class="external-link" href="http://www.iucnredlist.org/">IUCN Red List</a> </dt> <dd> <span>Vulnerable</span> <br /> <small> <a class="external-link" href="http://www.iucnredlist.org/apps/redlist/details/1141"> More information </a> </small> </dd> </dl> </li> <li> <dl> <dt> <a class="external-link" href="http://www.iucnredlist.org/">IUCN Red List</a> </dt> <dd> <span>Vulnerable</span> <br /> <small> <a class="external-link" href="http://www.iucnredlist.org/apps/redlist/details/1141"> More information </a> </small> </dd> </dl> </li> <li> <dl> <dt> <a class="external-link" href="http://www.fws.gov/endangered/">US Federal List</a> </dt> <dd> <span>Endangered</span> </dd> </dl> </li> <li> <dl> <dt> <a class="external-link" href="http://www.cites.org/eng/app/appendices.php">CITES</a> </dt> <dd> <span>No special status</span> </dd> </dl> </li> </ul> </section> <section class="hyphenate"> <h3 id="comments">Other Comments</h3> <p audience="intermediate advanced">In Somali their name means 'erect tail', referring to the way they hold their tail erect and waving as they walk.</p> </section> <section class="hyphenate"> <h3 id="contributors">Contributors</h3> <p>Jim Bob Derrig (author), University of Wisconsin-Stevens Point, Chris Yahnke (editor), University of Wisconsin-Stevens Point. </p> </section> <section class="offscreen"> <h3 id="glossary">Glossary</h3> <div id="20020916134510"> <dl> <dt>Ethiopian</dt> <dd> <p>living in sub-Saharan Africa (south of 30 degrees north) and Madagascar.</p> <p align="center"> <img alt="World Map" src="/images/worldmap.2001.jpg" /> </p> </dd> </dl> </div> <div id="20020904145328"> <dl> <dt>altricial</dt> <dd> <p>young are born in a relatively underdeveloped state; they are unable to feed or care for themselves or locomote independently for a period of time after birth/hatching. In birds, naked and helpless after hatching.</p> </dd> </dl> </div> <div id="20020904145642"> <dl> <dt>bilateral symmetry</dt> <dd> <p>having body symmetry such that the animal can be divided in one plane into two mirror-image halves. Animals with bilateral symmetry have dorsal and ventral sides, as well as anterior and posterior ends. Synapomorphy of the Bilateria.</p> </dd> </dl> </div> <div id="20020904145606"> <dl> <dt>chemical</dt> <dd> <p>uses smells or other chemicals to communicate</p> </dd> </dl> </div> <div id="20020916130951"> <dl> <dt>endothermic</dt> <dd> <p>animals that use metabolically generated heat to regulate body temperature independently of ambient temperature. Endothermy is a synapomorphy of the Mammalia, although it may have arisen in a (now extinct) synapsid ancestor; the fossil record does not distinguish these possibilities. Convergent in birds.</p> </dd> </dl> </div> <div id="20020904145746"> <dl> <dt>female parental care</dt> <dd> <p>parental care is carried out by females</p> </dd> </dl> </div> <div id="20020904145546"> <dl> <dt>fertilization</dt> <dd> <p>union of egg and spermatozoan</p> </dd> </dl> </div> <div id="20020904145622"> <dl> <dt>folivore</dt> <dd> <p>an animal that mainly eats leaves.</p> </dd> </dl> </div> <div id="20020904145418"> <dl> <dt>food</dt> <dd> <p>A substance that provides both nutrients and energy to a living thing.</p> </dd> </dl> </div> <div id="20020904145426"> <dl> <dt>herbivore</dt> <dd> <p>An animal that eats mainly plants or parts of plants.</p> </dd> </dl> </div> <div id="20020904145427"> <dl> <dt>internal fertilization</dt> <dd> <p>fertilization takes place within the female's body</p> </dd> </dl> </div> <div id="20020904145554"> <dl> <dt>iteroparous</dt> <dd> <p>offspring are produced in more than one group (litters, clutches, etc.) and across multiple seasons (or other periods hospitable to reproduction). Iteroparous animals must, by definition, survive over multiple seasons (or periodic condition changes).</p> </dd> </dl> </div> <div id="20020904145472"> <dl> <dt>motile</dt> <dd> <p>having the capacity to move from one place to another.</p> </dd> </dl> </div> <div id="20020904145365"> <dl> <dt>native range</dt> <dd> <p>the area in which the animal is naturally found, the region in which it is endemic.</p> </dd> </dl> </div> <div id="20020904145677"> <dl> <dt>scrub forest</dt> <dd> <p>scrub forests develop in areas that experience dry seasons.</p> </dd> </dl> </div> <div id="20020904145584"> <dl> <dt>seasonal breeding</dt> <dd> <p>breeding is confined to a particular season</p> </dd> </dl> </div> <div id="20020904145786"> <dl> <dt>sexual</dt> <dd> <p>reproduction that includes combining the genetic contribution of two individuals, a male and a female</p> </dd> </dl> </div> <div id="20020904145492"> <dl> <dt>social</dt> <dd> <p>associates with others of its species; forms social groups.</p> </dd> </dl> </div> <div id="20020904145381"> <dl> <dt>solitary</dt> <dd> <p>lives alone</p> </dd> </dl> </div> <div id="20020904145500"> <dl> <dt>tactile</dt> <dd> <p>uses touch to communicate</p> </dd> </dl> </div> <div id="20020904145794"> <dl> <dt>terrestrial</dt> <dd> <p>Living on the ground.</p> </dd> </dl> </div> <div id="20020904145597"> <dl> <dt>territorial</dt> <dd> <p>defends an area within the home range, occupied by a single animals or group of animals of the same species and held through overt defense, display, or advertisement</p> </dd> </dl> </div> <div id="20020904145598"> <dl> <dt>tropical</dt> <dd> <p>the region of the earth that surrounds the equator, from 23.5 degrees north to 23.5 degrees south.</p> </dd> </dl> </div> <div id="20020904145695"> <dl> <dt>viviparous</dt> <dd> <p>reproduction in which fertilization and development take place within the female body and the developing embryo derives nourishment from the female.</p> </dd> </dl> </div> </section> <section class="hyphenate"> <h3 id="references">References</h3> <p id="5bfaf2a3d8a622983c2d0ab208ef6af9">Carter, T., U. Mochi. 1971. <span style="font-style: italic">Hoofed Mammals of the World</span>. New York: Charles Scribner鈥檚 Sons. </p> <p id="28a467ba5fbbb7fb95bdc49aa13efda5">Diller, H., T. Haltenorth. 1980. <span style="font-style: italic">The Collins Field Guide to the Mammals of Africa including Madagascar</span>. Lexington, Massachusetts: The Stephen Greene Press. </p> <p id="9466bd61a1209243b28e7b5451a3f038">Dittrich, L. 1972. Gestation periods and age of sexual maturity of some African antelopes. <span style="font-style: italic">International Zoo Yearbook</span>, 12: 184-87. </p> <p id="b1a3df9b971e6d56dece77f4c6327d5c">Nowak, P. 1983. <span style="font-style: italic">Walker鈥檚 Mammals of the World</span>. Baltimore and London: The John Hopkins University Press. </p> <p id="ffe55c2f29c0ad18161a5d1ef5942010">Walther, F., E. Mungall, G. Grau. 1983. <span style="font-style: italic">Gazelles and their relatives: a study in territorial behavior</span>. Park Ridge, New Jersey: Noyes Publ.. </p> <p id="a44ccbad9e8363e1ac053bda5e7b464d">Yalden, D., M. Largen, D. Kock. 1984. Catalogue of the mammals of Ethiopia. 5. Artiodactyla. <span style="font-style: italic">Italian J. Zool. Suppl.</span>, 19: 67-221. </p> </section> </div> </div> <div class="span2_5 right sidebar"> <div class="well" id="pocket-guide-link"> <a href="https://itunes.apple.com/us/app/adw-pocket-guide/id916179421?mt=8" target="_blank"><i class="icon-download icon-white" style="vertical-align: bottom"></i> ADW Pocket Guides on the iOS App Store! </a> <p>The Animal Diversity Web team is excited to announce ADW Pocket Guides!</p> <p> <a href="/news/5009059054038197651/">Read more...</a> </p> </div> <h2 class="offscreen">Search</h2> <div id="site-search"> <form action="/search" method="GET"> <label for="q" class="offscreen">Enter search text</label> <input value="" id="q" name="q" class="span12" size="15" type="text" placeholder="Search ADW" /> <button class="btn"> <i class="icon-zoom-in"></i> <span class="offscreen">Search</span> </button> <p style="max-height: 35px"> <label for="feature-list" class="offscreen">Search in feature</label> <select size="1" name="feature" class="feature-list 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data-delay="250">Artiodactyla: sounds (1)</a> <span class="feature-off feature-maps"></span> </div> </li> <li> <span class="rank">Family</span> <a href="/accounts/Bovidae/" class="taxon-name rank-family">Bovidae</a> <span class="vernacular-name">antelopes, cattle, gazelles, goats, sheep, and relatives</span> <div class="features"> <a href="/accounts/Bovidae/" class="feature feature-information" rel="tooltip" data-original-title="Bovidae: information (1)" data-delay="250" data-total="108">Bovidae: information (1)</a> <a href="/accounts/Bovidae/pictures/" class="feature feature-pictures" rel="tooltip" data-original-title="Bovidae: pictures (397)" data-delay="250">Bovidae: pictures (397)</a> <a href="/accounts/Bovidae/specimens/" class="feature feature-specimens" rel="tooltip" data-original-title="Bovidae: specimens (470)" data-delay="250">Bovidae: specimens (470)</a> <span class="feature-off feature-sounds"></span> <span class="feature-off feature-maps"></span> </div> </li> <li> <span class="rank">Genus</span> <a href="/accounts/Ammodorcas/" class="taxon-name rank-genus">Ammodorcas</a> <span class="vernacular-name">dibatag</span> <div class="features"> <span class="feature-off feature-information"></span> <span class="feature-off feature-pictures"></span> <span class="feature-off feature-specimens"></span> <span class="feature-off feature-sounds"></span> <span class="feature-off feature-maps"></span> </div> </li> <li class="active"> <span class="rank">Species</span> <a href="/accounts/Ammodorcas_clarkei/" class="taxon-name rank-species">Ammodorcas clarkei</a> <span class="vernacular-name">dibatag</span> <div class="features"> <a href="/accounts/Ammodorcas_clarkei/" class="feature feature-information" rel="tooltip" data-original-title="Ammodorcas clarkei: information (1)" data-delay="250" data-total="1">Ammodorcas clarkei: information (1)</a> <span class="feature-off feature-pictures"></span> <span class="feature-off feature-specimens"></span> <span class="feature-off feature-sounds"></span> <span class="feature-off feature-maps"></span> </div> </li> </ul> </div> </div> </div> </div> </div> <div id="footer" aria-role="contentinfo"> <div class="inner-footer"> <div class="page-citation"> <p class="content">To cite this page: Derrig, J. 2003. "Ammodorcas clarkei" (On-line), Animal Diversity Web. Accessed November 29, 2024 at https://animaldiversity.org/accounts/Ammodorcas_clarkei/</p> </div> <div class="disclaimer"> <p class="content"><strong>Disclaimer:</strong> The Animal Diversity Web is an educational resource <strong>written largely by and for college students</strong>. ADW doesn't cover all species in the world, nor does it include all the latest scientific information about organisms we describe. Though we edit our accounts for accuracy, we cannot guarantee all information in those accounts. While ADW staff and contributors provide references to books and websites that we believe are reputable, we cannot necessarily endorse the contents of references beyond our control. </p> </div> <div class="footer-links"> <ul class="unstyled"> <li><a href="https://www.umich.edu/">U-M Gateway</a> | <a href="https://lsa.umich.edu/ummz/">U-M Museum of Zoology</a></li> <li> <a href="https://lsa.umich.edu/eeb/">U-M Ecology and Evolutionary Biology</a> </li> <li> 漏 2020 Regents of the University of Michigan </li> <li><a href="/feedback/error_form/">Report Error</a> / <a href="/feedback/comment_form/">Comment</a></li> </ul> </div> <div class="thanks-links"> <p>This material is based upon work supported by the <a href="https://nsf.gov">National Science Foundation</a> Grants DRL 0089283, DRL 0628151, DUE 0633095, DRL 0918590, and DUE 1122742. 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