Genes provide hope for the survival of Arabia's last big cat

The authors of a major study on the critically endangered Arabian leopard say that the release of captive bred animals carefully selected for their genes can make a significant contribution to the successful recovery of the ...

Tanks of the triassic: New crocodile ancestor identified

Dinosaurs get all the glory. But aetosaurs, a heavily armored cousin of modern crocodiles, ruled the world before dinosaurs did. These tanks of the Triassic came in a variety of shapes and sizes before going extinct around ...

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