The polar regions are the coldest places on Earth. During the summer, the poles receive 24 hours of sunlight, but during the winter the sun is rarely visible. Animals that inhabit nature’s freezers ...

Gene pools are getting dangerously shallow for many species but new research shows conservation efforts are helping to ...

In the most comprehensive global analysis of genetic diversity ever undertaken, an international team of scientists has found ...

Chameleons are the most famous color-changing animals, but there are plenty of other animals that possess this talent.