The lifespan of Xenopus laevis is presented in unprecedented detail using high-quality X-ray microtomography images and 3D reconstructions to reveal embryonic development and metamorphosis processes ...
A 161 million-year-old fossil, linked to a line of extinct frog-like amphibians, is the oldest tadpole ever found. By Asher Elbein The metamorphosis of a frog from baby to adult is one of nature’s ...
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