Likely ancestor of all modern hoofed animals identified

A team of anthropologists, paleontologists and Earth scientists from Kent State University, the City University of New York and the University of Michigan's Museum of Paleontology has for the first time identified the likely ...

Why parrots sometimes adopt—or kill—each other's babies

Infanticide and adoption in the animal kingdom have long puzzled scientists. While both males and females of many species are known to kill the babies of their rivals to secure sexual or social advantage, other animals have ...

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