hairs

Chinese experts for the first time released images under a microscope of hairs that are believed to be half-beasts ...

A major genetic study of the recently extinct woolly mammoth reveals that they are not a homogenous large group and do not have the same high genetic diversity as previous

Unlike human hair and hair, birds' feathers do not turn salt or white when they get older.

Through evolution and natural selection, some organs in the human body appear more or disappear to form a complete body apparatus. However there are some parts that defy this