Slow motion tongues offer a snapshot of evolution

From Science Magazine.

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An early interest in reptile feeding behavior led evolutionary biologist Kurt Schwenk to study the tongues of lizards. Like Charles Darwin’s finches, the various forms and functions of lizard tongues help piece together the story how the diversity of reptiles and amphibians evolved. In this video he explains how his high-speed cameras not only capture every flick, shot, and blob, but have also proved useful in studying a variety of other fast-moving organisms and behaviors.