A new study posits that same-sex sexual behavior developed to help primates in complex social groups ease tension, reduce ...

Some 60 primate species, including baboons, chimpanzees and vervet monkeys, express homosexuality, according to a new study ...

Twins have been rare in human history and for that reason can seem special. Many cultures associate twins with health and vitality, while others see them as a philosophical reminder of the duality of ...

Twins are pretty rare, accounting for just 3% of births in the U.S. these days. But new research shows that for primates 60 million years ago, giving birth to twins was the norm. When you purchase ...

The story of primates is a tale of incredible variety and ancient roots, told through the lens of science, DNA, and time itself. These creatures, ranging from massive gorillas to tiny mouse lemurs, ...

A groundbreaking study has traced the 66-million-year evolutionary history of primates and overturned conventional thought that our ancestors originally inhabited warm tropical forests. Using advanced ...

Comparative method: principles and illustrations from primitive socioecology / Ann Maclarnon -- Cladistics as a tool in comparative analysis / Kate Robson-Brown -- Phylogenetically independent ...

Primate locomotion and evolution encompass the diverse adaptations that have enabled primates to negotiate complex arboreal environments. Throughout their evolutionary history, primates have acquired ...

Supraordinal relationships of primates and their time of origin -- A molecular classification for the living orders of placental mammals and the phylogenetic placement of primates / MS Springer, WJ ...