Modern birds are the most diverse group of amniotes, boasting over 11,000 species, compared to about 4,000 mammal species. They dominate ecosystems worldwide, from urban pigeons to Arctic terns ...
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It's hard to find fossil skin, but a rare discovery reveals clues about the evolution from water to landThe earliest amniotes were reptiles ... impermeable corneous surface much like that of modern reptiles. We also detail the preservation of such corneous bands of the epidermis in the early ...
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