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<channel>
	<title>Helen Fields &#187; reptiles</title>
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	<link>http://heyhelen.com</link>
	<description>Science Writer</description>
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		<title>unlikely friendships</title>
		<link>http://heyhelen.com/2011/06/unlikely-friendships/</link>
		<comments>http://heyhelen.com/2011/06/unlikely-friendships/#comments</comments>
		<pubDate>Sun, 26 Jun 2011 23:28:38 +0000</pubDate>
		<dc:creator>Helen</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[birds]]></category>
		<category><![CDATA[books]]></category>
		<category><![CDATA[mammals]]></category>
		<category><![CDATA[reptiles]]></category>

		<guid isPermaLink="false">http://heyhelen.com/?p=2636</guid>
		<description><![CDATA[My former National Geographic colleague Jennifer Holland has a new book. It&#8217;s the #9 book on Amazon right now.
The book, Unlikely Friendships: 47 Remarkable Stories from the Animal Kingdom, is about animals that are buddies. There&#8217;s a monkey that befriends a kitten, a hippo that follows a tortoise around, a snake that hangs out with [...]]]></description>
			<content:encoded><![CDATA[<p><a href="http://heyhelen.com/wordpress/wp-content/uploads/2011/06/229422_184719168246751_184717688246899_517694_4124591_n.jpg"><img class="alignleft size-full wp-image-2644" title="jenny's book" src="http://heyhelen.com/wordpress/wp-content/uploads/2011/06/229422_184719168246751_184717688246899_517694_4124591_n.jpg" alt="" width="300" height="300" /></a>My former National Geographic colleague Jennifer Holland has a new book. It&#8217;s the #9 book on Amazon right now.</p>
<p>The book, <em><a href="http://www.amazon.com/Unlikely-Friendships-Remarkable-Stories-Kingdom/dp/0761159134/ref=sr_1_1?ie=UTF8&amp;qid=1309128517&amp;sr=8-1">Unlikely Friendships: 47 Remarkable Stories from the Animal Kingdom</a></em>, is about animals that are buddies. There&#8217;s a monkey that befriends a kitten, a hippo that follows a tortoise around, a snake that hangs out with a hamster &#8211; all sorts of good stuff. Sure, it&#8217;s not investigative journalism, but who doesn&#8217;t want to read about a monkey that adopts a kitten?</p>
<p>Jenny&#8217;s a beautiful writer, and I can&#8217;t wait to read the book myself &#8211; I just added one more sale to those Amazon stats.</p>
<p>Here&#8217;s a nice item about the book in today&#8217;s issue of <a href="http://www.parade.com/news/intelligence-report/2011/06/26-best-friends-forever.html">Parade</a>.</p>
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		<title>animal art</title>
		<link>http://heyhelen.com/2011/02/animal-art/</link>
		<comments>http://heyhelen.com/2011/02/animal-art/#comments</comments>
		<pubDate>Thu, 03 Feb 2011 02:20:53 +0000</pubDate>
		<dc:creator>Helen</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[art]]></category>
		<category><![CDATA[mammals]]></category>
		<category><![CDATA[reptiles]]></category>

		<guid isPermaLink="false">http://heyhelen.com/?p=2378</guid>
		<description><![CDATA[Today I happened to be talking to someone about bonobos and wondered later if I could see any at my local zoo. I can&#8217;t &#8211; the only great apes they have there are western lowland gorillas and orangutans. There aren&#8217;t very many in captivity, it turns out. San Diego, Milwaukee, and Columbus have them, and [...]]]></description>
			<content:encoded><![CDATA[<p>Today I happened to be talking to someone about bonobos and wondered later if I could see any at <a href="http://nationalzoo.si.edu/">my local zoo</a>. I can&#8217;t &#8211; the only great apes they have there are western lowland gorillas and orangutans. There aren&#8217;t very many in captivity, it turns out. San Diego, Milwaukee, and Columbus have them, and that might be it in the U.S. The population in Columbus just increased by one at the end of the year, with <a href="http://snponline.com/articles/2011/01/23/multiple_papers/news/allbabyape_20101229_0956am_2.txt">a new baby</a>. Bonobos are closely related to chimps and humans. They&#8217;ve gotten a lot of attention as the &#8220;hippie ape&#8221; because they settle conflicts with sex instead of violence.</p>
<p>While I was poking around, trying to figure out where they live, I discovered that the Milwaukee Zoo sells <a href="http://www.zoosociety.org/conservation/Bonobo/BonoboPainting.php">bonobo paintings</a>. Zoos do a lot of things to keep their animals entertained, especially the smarter ones, and at Milwaukee, that includes letting the bonobos mess around with paints.</p>
<p>I like this trend of animal art. The most famous, I think, is elephant paintings. There was a <a href="http://www.youtube.com/watch?v=He7Ge7Sogrk">video</a> going around for a while of an elephant painting&#8230;an elephant. Elephants don&#8217;t actually know how to make 2-D representations of things they see. They&#8217;re trained to make the right set of strokes on paper. But still, it&#8217;s awfully cool that you can buy <a href="http://www.elephantartgallery.com/">something an elephant painted</a> and have it shipped from Thailand. Actually, you have <a href="http://www.elephantart.com/catalog/index.php">more than one option</a>, if that is the kind of thing you are into.</p>
<p>By far my favorite thing in the world of animal painting, though, because it&#8217;s got the least evidence of intentionality by the artist, is something I saw at the gift shop of the <a href="http://heyhelen.com/2010/04/museum-tourist-national-aquarium/">National Aquarium in Washington</a>. They were selling art that was made by dipping turtles in paint and letting them walk around on paper. Or canvas. I forget. Either way: That is funny.</p>
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		<title>museum tourist: KU natural history</title>
		<link>http://heyhelen.com/2010/01/museum-tourist-ku-natural-history/</link>
		<comments>http://heyhelen.com/2010/01/museum-tourist-ku-natural-history/#comments</comments>
		<pubDate>Tue, 26 Jan 2010 03:57:19 +0000</pubDate>
		<dc:creator>Helen</dc:creator>
				<category><![CDATA[Museum Tourist]]></category>
		<category><![CDATA[Museums]]></category>
		<category><![CDATA[fish]]></category>
		<category><![CDATA[history]]></category>
		<category><![CDATA[museum]]></category>
		<category><![CDATA[paleontology]]></category>
		<category><![CDATA[photo]]></category>
		<category><![CDATA[reptiles]]></category>

		<guid isPermaLink="false">http://heyhelen.com/?p=1311</guid>
		<description><![CDATA[This weekend I was in Lawrence, Kansas, where my dad grew up, and stopped by the University of Kansas Natural History Museum. It&#8217;s in a great old building atop a hill on the KU campus.

In olden times (the Cretaceous, if you want to get technical &#8211; late in the dinosaur times), Kansas was underwater. The [...]]]></description>
			<content:encoded><![CDATA[<p>This weekend I was in Lawrence, Kansas, where my dad grew up, and stopped by the University of Kansas Natural History Museum. It&#8217;s in a great old building atop a hill on the KU campus.</p>
<p style="text-align: center;"><img class="aligncenter size-full wp-image-1312" title="natural history " src="http://heyhelen.com/wordpress/wp-content/uploads/2010/01/IMG_4169.JPG" alt="natural history " width="480" height="360" /></p>
<p>In olden times (the Cretaceous, if you want to get technical &#8211; late in the dinosaur times), Kansas was underwater. The west coast and the eastern U.S. were separated by the Western Interior Sea. I love that it has a name, even if it isn&#8217;t a very poetic name &#8211; like it&#8217;s got a name waiting for it, in case the Rockies decide to go back down.</p>
<p>All that water means Kansas is rich in fossils of wacky sea creatures like this guy:</p>
<p style="text-align: center;"><img class="aligncenter size-full wp-image-1314" title="angry fish" src="http://heyhelen.com/wordpress/wp-content/uploads/2010/01/IMG_4128.JPG" alt="angry fish" width="480" height="360" /></p>
<p>He&#8217;s a <a href="http://www.nhm.ku.edu/hdocs/LifeofthePast.html"><em>Xiphactinus molossus</em></a>, a kind of bony fish. Doesn&#8217;t he look mean?</p>
<p>Also awesome: crinoids.</p>
<p style="text-align: center;"><img class="aligncenter size-full wp-image-1318" title="crinoids" src="http://heyhelen.com/wordpress/wp-content/uploads/2010/01/IMG_4137.JPG" alt="crinoids" width="480" height="360" /></p>
<p>Crinoids are echinoderms, relatives of starfish and sea urchins that leave behind a lot of hard bits. They make beautiful fossils (a couple of these have been colored to show you what you&#8217;re looking at.) There are actually still crinoids, but they&#8217;re not nearly as diverse as they used to be.</p>
<p>One of the prized possessions of the museum is Comanche the horse. Dead horse! In a glass case!</p>
<p style="text-align: center;"><img class="aligncenter size-full wp-image-1315" title="comanche the horse" src="http://heyhelen.com/wordpress/wp-content/uploads/2010/01/IMG_4116-1.JPG" alt="comanche the horse" width="480" height="360" /></p>
<p>Comanche survived the Battle of Little Bighorn in 1876, with several arrow and bullet wounds. After he recovered, he became a mascot for the Seventh Cavalry. He did parades and wandered around Fort Riley, about 100 miles west of Lawrence. When he died in 1891, he was sent off to the University of Kansas to be preserved. In 1893 he &#8211; or his skin, anyway &#8211; helped represent Kansas at the Chicago World&#8217;s Fair.</p>
<p>Here&#8217;s a great <a href="http://www.nhm.ku.edu/hdocs/Comanche_Renovation/1_Comanche.html">slide show on his restoration</a> a few years ago. They had to build a full-size model to make sure he&#8217;d make the corners on the way to his new exhibit space. I love the pictures of him wrapped in plastic for the move. His head&#8217;s sticking out, which is reassuring &#8211; you wouldn&#8217;t want the dead horse to suffocate.</p>
<p>My dad remembered going to the museum on Cub Scout outings to see the snakes. I checked and, yep, they&#8217;ve still got snakes. (Probably not the same snakes as in 1950. No word if Cub Scouts still come look at them, but I can&#8217;t imagine they&#8217;d miss the chance.) They have fifteen species that are found in Kansas, each in its own cheerfully painted case.</p>
<p style="text-align: center;"><img class="aligncenter size-full wp-image-1316" title="sunflowers" src="http://heyhelen.com/wordpress/wp-content/uploads/2010/01/IMG_4158.JPG" alt="sunflowers" width="480" height="360" /></p>
<p>I feel like the common garter snake, at right, got the nicest room. All those cheerful Kansas sunflowers.</p>
<p>The cottonmouth seemed particularly mean.</p>
<p style="text-align: center;"><img class="aligncenter size-full wp-image-1317" title="cottonmouth" src="http://heyhelen.com/wordpress/wp-content/uploads/2010/01/IMG_4152.JPG" alt="cottonmouth" width="480" height="360" /></p>
<p>For one thing, it&#8217;s got the triangular head that screams, &#8220;I AM VENOMOUS.&#8221; Also, there were little furry gray things floating in the water that looked a heck of a lot like bits of mouse. I thought snakes swallowed their food whole, but I don&#8217;t know, maybe that one put up a fight.</p>
<p><em>For all my Museum Tourist posts, click <a href="../../category/museums/museum-tourist/">here</a>. </em></p>
<p><span style="color: #808080;">photos: me, of course</span></p>
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		<title>tortoise/hare</title>
		<link>http://heyhelen.com/2009/12/tortoisehare/</link>
		<comments>http://heyhelen.com/2009/12/tortoisehare/#comments</comments>
		<pubDate>Fri, 25 Dec 2009 05:49:26 +0000</pubDate>
		<dc:creator>Helen</dc:creator>
				<category><![CDATA[Uncategorized]]></category>
		<category><![CDATA[mammals]]></category>
		<category><![CDATA[photo]]></category>
		<category><![CDATA[reptiles]]></category>
		<category><![CDATA[travel]]></category>

		<guid isPermaLink="false">http://heyhelen.com/?p=1149</guid>
		<description><![CDATA[
I like how the tortoise (in Boston&#8217;s Copley Square last weekend) is dressed up for the holidays. Do you think the decoration would help him win the race? Or create drag and slow him down? Or motivate the bunny to kick some turtle butt for once in his lazy life?
Merry Christmas!
It&#8217;s funny to wish someone [...]]]></description>
			<content:encoded><![CDATA[<p style="text-align: center;"><img class="aligncenter size-full wp-image-1150" title="tortoise xcu" src="http://heyhelen.com/wordpress/wp-content/uploads/2009/12/IMG_3721.JPG" alt="tortoise xcu" width="480" height="360" /></p>
<p>I like how the tortoise (in Boston&#8217;s Copley Square last weekend) is dressed up for the holidays. Do you think the decoration would help him win the race? Or create drag and slow him down? Or motivate the bunny to kick some turtle butt for once in his lazy life?</p>
<p>Merry Christmas!</p>
<p>It&#8217;s funny to wish someone a &#8220;merry&#8221; day. Who ever describes anything as &#8220;merry&#8221; anymore? I wonder if that&#8217;s a Victorian holdover.</p>
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		<title>turtles taste like chicken</title>
		<link>http://heyhelen.com/2009/07/turtles-taste-like-chicken/</link>
		<comments>http://heyhelen.com/2009/07/turtles-taste-like-chicken/#comments</comments>
		<pubDate>Fri, 10 Jul 2009 04:18:29 +0000</pubDate>
		<dc:creator>Helen</dc:creator>
				<category><![CDATA[My Work]]></category>
		<category><![CDATA[evolution]]></category>
		<category><![CDATA[reptiles]]></category>

		<guid isPermaLink="false">http://heyhelen.com/?p=575</guid>
		<description><![CDATA[Yesterday I wrote about turtles. Turtles are awesome. Their shell is made of bone. Bone! Ok, the part you actually touch, the outside, is made of &#8211; guess what &#8211; tortoiseshell. It&#8217;s something like horn. But under that, the hard stuff is made of ribs and vertebrae, fused together. You can see it in the [...]]]></description>
			<content:encoded><![CDATA[<p><img class="alignleft size-medium wp-image-576" title="tur_skel_15269_lg" src="http://heyhelen.com/wordpress/wp-content/uploads/2009/07/tur_skel_15269_lg-231x300.gif" alt="tur_skel_15269_lg" width="231" height="300" />Yesterday I wrote about <a href="http://sciencenow.sciencemag.org/cgi/content/full/2009/709/3">turtles</a>. Turtles are awesome. Their shell is made of bone. Bone! Ok, the part you actually touch, the outside, is made of &#8211; guess what &#8211; tortoiseshell. It&#8217;s something like horn. But under that, the hard stuff is made of ribs and vertebrae, fused together. You can see it in the green turtle skeleton at left &#8211; sea turtles like this one have big holes in their shell because they don&#8217;t really need as much shell as land turtles. (In a land turtle skeleton, that would all be solid.)</p>
<p>Anyway, the truly wacky thing about this arrangement is that the shoulder blades are in front of the ribs. In front! That is weird! As evolutionary morphologist Ann Burke told me: &#8220;If you take a deep breath and shrug your shoulders, you realize how bizarre it would be if your shoulder blades were stuck inside your ribcage.&#8221; Tetrapods like you and me and cats and birds, we pretty much all have more or less the body plan. But not the turtles. They&#8217;re all, &#8220;Hey, watch, guys, I can put my ribs behind my shoulder blades.&#8221;</p>
<p>I was using my highly sophisticated technique for finding sources who are named in the references of an article &#8211; googling <em>burke turtle evolution </em>- and it seemed like, whoever I named, I would get a link to <a href="http://creation.com/evidence-for-turtle-evolution">this article</a> from creation.com. So, that&#8217;s interesting.  Several scientists I talked to mentioned that turtles do more or less spring fully formed into the fossil record. To creationists, that means someone must&#8217;ve placed them there.</p>
<p>This whole thing really made me want to go down to the National Museum of Natural History and look at the turtle skeletons. It&#8217;s very old-school: a big long hallway with unsexily displayed skeletons, like <a href="http://www.flickr.com/photos/curiousexpeditions/3239270593/in/photostream/">this</a>. I love it.</p>
<p><span style="color: #808080;">art credit: <a href="http://etc.usf.edu/clipart">FCIT</a></span></p>
<p>P.S. Hey, I just noticed: this is my 100th post on this blog! Howdya like that?</p>
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		<title>ssssssssssssssnakes</title>
		<link>http://heyhelen.com/2009/06/ssssssssssssssnakes/</link>
		<comments>http://heyhelen.com/2009/06/ssssssssssssssnakes/#comments</comments>
		<pubDate>Tue, 09 Jun 2009 04:01:30 +0000</pubDate>
		<dc:creator>Helen</dc:creator>
				<category><![CDATA[My Work]]></category>
		<category><![CDATA[photo]]></category>
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		<guid isPermaLink="false">http://heyhelen.com/?p=506</guid>
		<description><![CDATA[Monday I wrote a story for ScienceNOW about how snakes move. They only run one picture, which meant we couldn&#8217;t use this awesome shot of a snake sewn into a little cloth jacket. Doesn&#8217;t the snake look perky? It&#8217;s all, &#8220;Hey, guys! I&#8217;m in a jacket! What&#8217;s up?&#8221;
The study was figuring out how snakes have [...]]]></description>
			<content:encoded><![CDATA[<p><img class="alignleft size-medium wp-image-507" title="cover15-jacket-smaller" src="http://heyhelen.com/wordpress/wp-content/uploads/2009/06/cover15-jacket-smaller-300x195.jpg" alt="cover15-jacket-smaller" width="300" height="195" />Monday I wrote a story for ScienceNOW about <a href="http://sciencenow.sciencemag.org/cgi/content/full/2009/608/2">how snakes move</a>. They only run one picture, which meant we couldn&#8217;t use this awesome shot of a snake sewn into a little cloth jacket. Doesn&#8217;t the snake look perky? It&#8217;s all, &#8220;Hey, guys! I&#8217;m in a jacket! What&#8217;s up?&#8221;</p>
<p>The study was figuring out how snakes have different friction in different directions &#8211; they&#8217;re more frictiony toward the back than the front, so they can slide forwards. The jacket was to even out the friction. If you put a snake in a jacket and you put it on a table covered in cloth, it can&#8217;t get a grip to slither forwards; it just squirms around. But it looks stylin&#8217;!</p>
<p><span style="color: #999999;">photo credit: Grace Pryor and David Hu</span></p>
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		<title>pterosaur flight</title>
		<link>http://heyhelen.com/2009/02/pterosaur-flight/</link>
		<comments>http://heyhelen.com/2009/02/pterosaur-flight/#comments</comments>
		<pubDate>Fri, 20 Feb 2009 05:39:38 +0000</pubDate>
		<dc:creator>Helen</dc:creator>
				<category><![CDATA[My Work]]></category>
		<category><![CDATA[birds]]></category>
		<category><![CDATA[paleontology]]></category>
		<category><![CDATA[reptiles]]></category>

		<guid isPermaLink="false">http://heyhelen.com/?p=93</guid>
		<description><![CDATA[Hey, lookit &#8211; I wrote this. Things I know now that I did not know 38 hours ago:
1. Pterosaurs were not dinosaurs. They were reptiles like dinosaurs, and they lived with the dinosaurs and went extinct with the dinosaurs, but they weren&#8217;t dinosaurs &#8211; they were pterosaurs.
2. I knew about birds having hollow bones, but [...]]]></description>
			<content:encoded><![CDATA[<p><img class="alignleft size-medium wp-image-94" title="pterosaur" src="http://heyhelen.com/wordpress/wp-content/uploads/2009/02/pterosaur-smaller-300x157.jpg" alt="pterosaur" width="300" height="157" />Hey, lookit &#8211; <a href="http://sciencenow.sciencemag.org/cgi/content/full/2009/219/2">I wrote this</a>. Things I know now that I did not know 38 hours ago:</p>
<p>1. Pterosaurs were not dinosaurs. They were reptiles like dinosaurs, and they lived with the dinosaurs and went extinct with the dinosaurs, but they weren&#8217;t dinosaurs &#8211; they were pterosaurs.</p>
<p>2. I knew about birds having hollow bones, but it turns out they also have sacs filled with air that hang around outside the bones. Weird! Birds have a really nifty respiratory system, which, when I looked it up in my freshman biology textbook, did seem vaguely familiar &#8211; those air sacs help move a ton of air through the lungs so they can keep pumping enough oxygen to keep the muscles going during flight. Flight takes a LOT of muscle action. You try flapping your arms for an hour and see how you feel.</p>
<p>3. How to spell <em>Rhamphorhynchus</em> (a genus of pterosaur). Actually, apparently I did know this, because the guy said it, and I typed what it sounded like, and I&#8217;d guessed correctly. What can I say? I&#8217;m a born speller.</p>
<p><span style="color: #999999;">art credit: Mark Witton, 2009</span></p>
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