Monday 18 June 2018
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4 months ago

Four legs good, two better: study tracks lizard bipedalism

Mexico s Jesus lizard got its name from an unusual ability to run over water on its hind legs, its body semi-erect and its front limbs dangling in the air. The spiny-tailed iguana and bearded dragon, too, are among lizards that can switch in an instant from four- to two-footed locomotion when running -- a skill thought to have evolved due to the need for speed. On Thursday, scientists said bipedal lizard locomotion is nothing new. The fossilized footprints of a tiny iguana ancestor discovered in South

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