Y Gene Not Necessary for Assisted Reproduction of Mice
The Y chromosome is a symbol of maleness, present only in males and encoding genes important for male reproduction. But a new study has shown that live mouse progeny can…
Evolutionary Biology
First Discovery of A Hibernating Primate Outside Madagascar
Hibernation is a state of energy conservation during which body temperature and metabolism are drastically reduced. If this state lasts longer than 24 hours, it is called hibernation. Shorter periods…
Why are some wild animals more tolerant to human interaction than others?
When most wild animals first encounter humans, they respond as they would to any predator — by running, swimming or flying away. Over time, some species become more tolerant of…
New fossil could reshape our understanding of ape evolution
A fragmented skeleton dug out from a Spanish landfill may force scientists to redraw their theories on the ancestor of humans and all other apes. Pliobates cataloniae, described in the journal…
First DNA Extracted From an Ancient African Skeleton Shows Widespread Mixing with Eurasians
Africa is the birthplace of our species and the source of ancient migrations that spanned the globe. But it has missed out on a revolution in understanding human origins: the…
Chimpanzees Shed Light on Origins of Human Walking
A research team led by Stony Brook University investigating human and chimpanzee locomotion have uncovered unexpected similarities in the way the two species use their upper body during two-legged walking….