AMAZING CHAMELEONS: "Photographer Scott Cromwell captures chameleons catching their prey" | Daily Mail Online

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Their tongues are also 'the fastest muscle on the planet' and can move at 20 feet per second and extended to one and a half times the animal's body length..."

http://www.dailymail.co.uk/news/article-3305273/Tongue-twister-Stunning-images-split-second-chameleons-capture-prey-lightning-speed.html?ITO=1490&ns_mchannel=rss&ns_campaign=1490