A mammal phylogeny with colors depicting the diet of living species and their ancestors; silhouettes of myrmecophagous mammals surround the tree. An inset diagram in the upper right illustrates ...

145 Million Years Old Fossil Teeth of Early Mammals Shocks Archaeologists, 'A Jaw-Dropping Moment' Human ancestors had an adventurous trajectory on Earth, and their fossils help experts understand ...

Mammals have developed some unusual eating habits over the past 100 million years, but a new study has uncovered the surprising lengths to which some have gone to satisfy one of the more peculiar—a ...