Great apes share human-like social circles, but chimpanzees and bonobos differ in how selectively they maintain close social ...

Biologists tend to look at the animal kingdom and try to categorize things in an organized fashion. But nature has a way of ...

The authors even anticipated the connection to sexual dimorphism, noting that these species have more dominance-related ...

Dec. 12, 2025 Fossils from Qatar have revealed a small, newly identified sea cow species that lived in the Arabian Gulf more than 20 million years ago. The site contains the densest known collection ...