For Mads Larsen, 20th-century feminism has created an unprecedented fertility crisis — ‘worse than World War II; worse than ...

Their hefty jaws and thickly enameled teeth suggest they could survive on tough, low-quality food when resources were scarce. The size differences between some robust skulls and teeth suggest a ...

These species invest everything into mating to ensure the next generation thrives before they die. In this article, we’ll discuss a few species that mate once but never live to tell the tale.

They have a polygynous mating framework with no particular rearing season. While there is no particular rearing season, they in all actuality do will generally raise in the wet season when assets are ...

The kangaroo is the largest marsupial on Earth today. ©Dennis Jacobsen/Shutterstock.com Kangaroos (Macropodidae) are unique marsupials due to their gigantic feet and long, powerful tails. These ...

This study presents a useful model of genetic drift by incorporating variance in reproductive success, aiming to address several apparent paradoxes in molecular evolution. However, some of the ...