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For all the latest ABC Science content click <a href="/news/science/" style="color:#FFF;text-decoration:underline">here</a>.</h2></div> <div id="header"> <h1><a href="/news/science/"><img src="/science/img/2007/abcScience.png" border="0" align="right" alt="ABC Science" id="mainLogo"></a></h1> <div class="clear"></div> </div> <div id="wrapperSiteNav"> <div id="siteNav"> <h3>Site Navigation</h3> <div class="siteBling"> <ul class="multiMediaLinks"> <li class="multiMedia navVideo"><a href="/news/science/">Video</a></li> <li class="multiMedia navAudio"><a href="/news/science/">Audio</a></li> <li class="multiMedia navPhotos"><a href="/science/photos/">Photos</a></li> </ul> </div> <div class="clear"></div> <div class="siteLinks"> <ul id="topicsLinks"> <li class="navlink "><a name="exploreByTopic" id="exploreByTopic">Explore by topic</a> <ul id="topicsList"> <li class="navTopicAncient"><a href="/news/science/nature/" class="first ancient"><span>Ancient Worlds</span></a></li> <li class="navTopicHuman"><a href="/news/science/humans" class="human"><span>Being Human</span></a></li> <li class="navTopicEnergy"><a href="/news/science/" class="energy"><span>Energy & Transport</span></a></li> <li class="navTopicEnviro"><a href="/news/science/nature/" class="enviro"><span>Environment & Nature</span></a></li> <li class="navTopicHealth"><a href="/news/science/humans/" class="health"><span>Health & Medical</span></a></li> <li class="navTopicTech"><a href="/news/technology/" class="tech"><span>Innovation & Technology</span></a></li> <li class="navTopicSpace last"><a href="/news/science/space" class="space"><span class="last">Space & Astronomy</span></a></li> </ul> </li> </ul> <ul class="genreLinks"> <li class="navlink navNews"><a href="/news/science" class="genreRoot">News in Science</a></li> <li class="navlink navInDepth"><a href="/news/science/" class="genreRoot">In Depth</a></li> <li class="navlink navK2"><a href="/science/drkarl/" class="genreRoot">Dr Karl</a> <ul id="subnavDrkarl"> <li><a href="/science/drkarl/greatmomentsinscience/"><span>Great Moments in Science</span></a></li> <li><a href="/science/drkarl/scienceontriplej"><span class="radio">Dr Karl on triplej</span></a></li> <li><a href="/science/drkarl/trek/"><span>Karl Trek</span></a></li> <li><a href="/tv/sleekgeeks/"><span>Sleek Geeks</span></a></li> <li><a href="/science/sleekgeeks/eureka/"><span>School's video prize</span></a></li> <li class="last"><a href="https://www.abc.net.au/news/karl-kruszelnicki/8462002"><span>Karl Who?</span></a></li> </ul> </li> <li class="navlink navQandA"><a href="/news/science/" class="genreRoot">Ask an Expert</a></li> <li class="navlink navBasics"><a href="/news/science/" class="genreRoot">Bernie's Basics</a></li> <li class="navlink navGames"><a href="/news/science/" class="genreRoot">Quizzes & Games</a> </li> <li class="navlink navTeachers"><a href="/science/surfingscientist/" class="genreRoot">Teaching Science</a> <ul id="subnavLearn"> <li><a href="/science/surfingscientist/lessonplans/"><span>Lesson Plans</span></a></li> <li><a href="/science/surfingscientist/conundrums/"><span>Conundrums</span></a></li> <li><a href="/science/surfingscientist/demonstrations/"><span>Demonstrations</span></a></li> <li class="last"><a href="/science/careers/"><span><strong>Careers</strong></span></a></li> <li><a href="/science/careers/acedayjobs/"><span>Ace Day Jobs</span></a></li> <li><a href="/science/careers/talkingscience/"><span>Talking Science</span></a></li> <li class="last"><a href="/science/careers/catapult/"><span>Catapult on triplej</span></a></li> </ul> </li> </ul> <div class="clear"></div> </div> <div class="clear"></div> </div> </div> </div>  <div id="wrapperContent"> <div id="content"><a name="mainContent"></a> <div id="contentInner"> <div id="story" class="index"> <p id="hotTags"><span id="tagLine">Hot tags </span><span id="hotTagsLinks"><a href="/science/tag/browse.htm?topic=latest&tag=weather">Weather </a> <a href="/science/tag/browse.htm?topic=latest&tag=climate-change">Climate Change </a> <a href="/science/tag/browse.htm?topic=latest&tag=planets-and-asteroids">Planets and Asteroids </a> <a href="/science/tag/browse.htm?topic=latest&tag=archaeology">Archaeology </a> <a href="/science/tag/browse.htm?topic=latest&tag=fossils" class="last">Fossils </a> </span></p><div class="clear"></div> <h1 class="genreHeading"><span>Science subject and location tags</span></h1> <p class="noIndent"><strong>This tag library is an archive and is no longer updated. For current content go to <a href="https://www.abc.net.au/news/science/">ABC News</a>.</strong></p> <h2 class="sectionHeading"><span class="txupdate"><a href="https://www.abc.net.au/science/tag/reptiles/rss.xml" title="https://www.abc.net.au/science/tag/reptiles/rss.xml" class="rss">RSS<span> | </span></a><a href="/science/maps/map.htm?site=science&topic=latest&tag=reptiles" class="map">Map</a></span>Reptiles </h2> <div id="pageNavTop"><div class="pagenav"><p> 1 <a href="?site=science&topic=latest&tag=reptiles&page=02">2</a> <a href="?site=science&topic=latest&tag=reptiles&page=03">3</a> <a href="?site=science&topic=latest&tag=reptiles&page=04">4</a> <a href="?site=science&topic=latest&tag=reptiles&page=05">5</a> <a href="?site=science&topic=latest&tag=reptiles&page=06">6</a> <a href="?site=science&topic=latest&tag=reptiles&page=07">7</a> <span class="pageNavNext" title="Next page"> <a href="?site=science&topic=latest&tag=reptiles&page=02">Next</a> </span> </p></div> </div> <h4 class="item001"><a href="https://www.abc.net.au/news/2016-11-03/how-the-thorny-devil-gets-a-drink/7987598"><img src="https://www.abc.net.au/reslib/201611/r1632639_24965750.PNG" align="left" alt="">Thorny devils drink water by burying themselves in sand</a></h4> <p class="item001 itemList"><span class="txdate">Thursday, 3 November 2016</span><span class="description"><br><span class="slug">Desert survival tactics</span> The secret to thorny devils' survival in the desert is shovelling sand on top of themselves to suck the moisture out of it, a study suggests.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=science-and-technology">science-and-technology</a>, <a href="/science/tag/browse.htm?tag=animals">animals</a>, <a href="/science/tag/browse.htm?tag=animal-behaviour">animal-behaviour</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item002"><a href="https://www.abc.net.au/news/2016-09-01/twelve-of-earths-oldest-known-fossils/7796176"><img src="https://www.abc.net.au/reslib/201609/r1609158_24465391.JPG" align="left" alt="">Twelve of the oldest fossils we've discovered so far</a></h4> <p class="item002 itemList"><span class="txdate">Thursday, 1 September 2016</span><span class="description"><br><span class="slug">Tree of life</span> The picture of life on Earth that we can paint from fossil evidence is only as good as the fossils we've found. Here are a dozen of the oldest-known fossils we've discovered in the last 20 years.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=animals">animals</a>, <a href="/science/tag/browse.htm?tag=botany">botany</a>, <a href="/science/tag/browse.htm?tag=dinosaurs">dinosaurs</a>, <a href="/science/tag/browse.htm?tag=fossils">fossils</a>, <a href="/science/tag/browse.htm?tag=evolution">evolution</a>, <a href="/science/tag/browse.htm?tag=palaeontology">palaeontology</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a>, <a href="/science/tag/browse.htm?tag=mammals">mammals</a>, <a href="/science/tag/browse.htm?tag=fish">fish</a>, <a href="/science/tag/browse.htm?tag=birds">birds</a> </span></p> <h4 class="item003"><a href="https://www.abc.net.au/news/2016-06-07/super-female-dragons-are-more-male-than-male/7486528"><img src="https://www.abc.net.au/reslib/201606/r1575258_23740038.jpg" align="left" alt="">When is a female a female? And when is a male a male?</a></h4> <p class="item003 itemList"><span class="txdate">Wednesday, 8 June 2016</span><span class="description"><br><span class="slug">Sex-reversed lizards</span> The latest research on an Australian lizard that reverses its sex when exposed to high incubation temperatures has scientists stumped.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=animal-behaviour">animal-behaviour</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item004"><a href="https://www.abc.net.au/news/2016-05-04/secrets-of-crocodile-sperm-could-help-infertility-research/7368560"><img src="https://www.abc.net.au/reslib/201605/r1561226_23446558.jpg" align="left" alt="">Crocodile sperm provides insights into male infertility</a></h4> <p class="item004 itemList"><span class="txdate">Wednesday, 4 May 2016</span><span class="description"><br><span class="slug">Infertility clues</span> Crocodile sperm is more like human sperm than scientists previously thought, according to new research that could help in the search for causes of male human infertility.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=fertility-and-infertility">fertility-and-infertility</a>, <a href="/science/tag/browse.htm?tag=animals">animals</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item005"><a href="https://www.abc.net.au/news/2015-12-16/saltwater-crocodiles-unable-to-adapt-as-water-temperatures-rise/7029780"><img src="https://www.abc.net.au/reslib/201512/r1511248_22383003.jpg" align="left" alt="">Rising temperatures could put saltwater crocodiles in hot water</a></h4> <p class="item005 itemList"><span class="txdate">Wednesday, 16 December 2015</span><span class="description"><br><span class="slug">Hot crocs</span> Young saltwater crocodiles take shorter dives and put their safety at risk when faced with long-term exposure to rising water temperatures, according to new research.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=climate-change">climate-change</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item006"><a href="/science/articles/2015/10/13/4328779.htm"><img src="https://www.abc.net.au/reslib/201510/r1484523_21804300.jpg" align="left" alt="The agile wallaby didn't stand a chance when it encountered this python">How does a python kill its prey?</a></h4> <p class="item006 itemList"><span class="txdate">Tuesday, 13 October 2015 <span class="hasComments"><a href="/science/articles/2015/10/13/4328779.htm#artComments" class="comments">[an error occurred while processing this directive] comments</a></span><img src="/science/css/img/icon.audio.png" alt="Article has audio" title="This article has audio attached" class="hasAudio"></span><span class="description"><br><span class="slug">Great Moments in Science</span> They may be called a boa constrictor but we've only just learnt how pythons really kill their prey. Dr Karl squeezes out the heart-stopping truth.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=reptiles">reptiles</a>, <a href="/science/tag/browse.htm?tag=greatmomentsinscience">greatmomentsinscience</a>, <a href="/science/tag/browse.htm?tag=drkarl">drkarl</a>, <a href="/science/tag/browse.htm?tag=podcast">podcast</a> </span></p> <h4 class="item007"><a href="/science/articles/2015/07/28/4279562.htm"><img src="https://www.abc.net.au/reslib/201507/r1452925_21121981.jpg" align="left" alt="">Ancient lizards in amber amaze scientists</a></h4> <p class="item007 itemList"><span class="txdate">Tuesday, 28 July 2015</span><span class="description"><br>A community of lizards from the Caribbean, preserved for 20 million years in amber, have been found to be identical to their modern cousins, say researchers.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=palaeontology">palaeontology</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a> <strong>Locations: </strong><a href="/science/tag/browse.htm?tag=dominican-republic">dominican-republic</a>, <a href="/science/tag/browse.htm?tag=haiti">haiti</a>, <a href="/science/tag/browse.htm?tag=university-of-new-england-2351">university-of-new-england-2351</a></span></p> <h4 class="item008"><a href="/science/articles/2015/07/02/4264672.htm"><img src="https://www.abc.net.au/reslib/201506/r1443246_20914377.JPG" align="left" alt="">Bearded dragons switch sex in the heat</a></h4> <p class="item008 itemList"><span class="txdate">Thursday, 2 July 2015</span><span class="description"><br>One species of Australian lizard switches sex when temperatures rise in the outback, a new study has found.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=climate-change">climate-change</a>, <a href="/science/tag/browse.htm?tag=ecology">ecology</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a> </span></p> <h4 class="item009"><a href="/science/articles/2015/03/11/4195311.htm"><img src="https://www.abc.net.au/reslib/201503/r1398825_19945997.jpg" align="left" alt="The panther chameleon can change the background colour of its skin from green to yellow or orange">Chameleon's colour magic revealed</a></h4> <p class="item009 itemList"><span class="txdate">Wednesday, 11 March 2015</span><span class="description"><br>Humans have long been fascinated by chameleons changing colour to dazzle mates, scare rivals and confuse predators, now scientists have uncovered the mechanism behind the feat.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=animals">animals</a>, <a href="/science/tag/browse.htm?tag=biology">biology</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a> </span></p> <h4 class="item010"><a href="/science/articles/2015/01/28/4169503.htm"><img src="https://www.abc.net.au/reslib/201501/r1382289_19588903.jpg" align="left" alt="An artists' impression of Portugalophis lignites (Upper Jurassic) in a ginko tree, from the coal swamp deposits at Guimarota, Portugal">Fossils push back snake origins by 65 million years</a></h4> <p class="item010 itemList"><span class="txdate">Wednesday, 28 January 2015</span><span class="description"><br>Palaeontologists have described the four oldest-known fossils of snakes that lived about 167 million years ago</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=fossils">fossils</a>, <a href="/science/tag/browse.htm?tag=palaeontology">palaeontology</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a> </span></p> <h4 class="item011"><a href="https://www.abc.net.au/news/2015-01-16/sea-turtles-may-use-magnetic-fields-to-find-their-birth-place/6021518"><img src="https://www.abc.net.au/reslib/201501/r1378417_19504386.jpg" align="left" alt="sea turtle">Sea turtles use magnetic fields to find their birth place</a></h4> <p class="item011 itemList"><span class="txdate">Friday, 16 January 2015</span><span class="description"><br><span class="slug">Homing sense</span> Adult sea turtles use the Earth's magnetic field to return to nest on the same beach they were born on, a researcher believes.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=animal-behaviour">animal-behaviour</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a>, <a href="/science/tag/browse.htm?tag=news">news</a> </span></p> <h4 class="item012"><a href="/science/articles/2014/11/12/4125249.htm"><img src="https://www.abc.net.au/reslib/201411/r1354636_18999063.jpg" align="left" alt="Antivenom is regarded as a magic bullet against bites from snakes like this - but how much do we really know?">Brown snake antivenom evidence questioned</a></h4> <p class="item012 itemList"><span class="txdate">Wednesday, 12 November 2014</span><span class="description"><br>We need better evidence to weigh up the benefits and risks of using antivenom against bites from certain snakes, including the common Australian brown snake, argue some experts.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=pharmaceuticals">pharmaceuticals</a>, <a href="/science/tag/browse.htm?tag=research">research</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a> </span></p> <h4 class="item013"><a href="/science/articles/2014/10/30/4117309.htm"><img src="https://www.abc.net.au/reslib/201410/r1349130_18883020.JPG" align="left" alt="The central bearded dragon (Pogona vitticeps) is one of just a few reptiles known to show rhythmical colour changes">Bearded dragon's colour matches body clock</a></h4> <p class="item013 itemList"><span class="txdate">Thursday, 30 October 2014<img src="/science/css/img/icon.photo.png" alt="Article has photo slideshow" title="This article has a photo slideshow attached" class="hasPhotos"></span><span class="description"><br>The charismatic Australian bearded dragon changes colour in sync with its circadian rhythm, researchers have found.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=animal-behaviour">animal-behaviour</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a> </span></p> <h4 class="item014"><a href="/science/articles/2014/06/05/4018712.htm"><img src="https://www.abc.net.au/reslib/201406/r1285488_17443175.jpg" align="left" alt="Once paralysis and muscle damage begin to appear, the damage from snake venom cannot be reversed ">New blood test could help treat snake bites</a></h4> <p class="item014 itemList"><span class="txdate">Thursday, 5 June 2014</span><span class="description"><br>Working out whether a snake has delivered venom with its bite may one day be determined by a simple blood test.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=animal-attacks">animal-attacks</a>, <a href="/science/tag/browse.htm?tag=chemistry">chemistry</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a> </span></p> <h4 class="item015"><a href="/science/articles/2014/05/19/4006274.htm"><img src="https://www.abc.net.au/reslib/201405/r1277118_17261665.jpg" align="left" alt="A few male loggerhead turtles will go a long way as temperatures warm. Although females will rule, males breed more often and can fertilise multiple clutches ">Warmer world to push sea turtle numbers up</a></h4> <p class="item015 itemList"><span class="txdate">Monday, 19 May 2014</span><span class="description"><br>While warming temperatures will produce more female than male sea turtle hatchings, sea turtle populations will not crash.</span><span class="tags"><br> <strong>Subjects: </strong><a href="/science/tag/browse.htm?tag=climate-change">climate-change</a>, <a href="/science/tag/browse.htm?tag=reptiles">reptiles</a> </span></p> <div id="pageNavEnd"><div class="pagenav"><p> 1 <a href="?site=science&topic=&tag=reptiles&page=02">2</a> <a href="?site=science&topic=&tag=reptiles&page=03">3</a> <a href="?site=science&topic=&tag=reptiles&page=04">4</a> <a href="?site=science&topic=&tag=reptiles&page=05">5</a> <a href="?site=science&topic=&tag=reptiles&page=06">6</a> <a href="?site=science&topic=&tag=reptiles&page=07">7</a> <span class="pageNavNext" 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