Scientists say they have documented the first virgin birth in a crocodile. And while the concept may sound bizarre to humans, this type of reproduction is not unheard of across the animal kingdom, ...

The vast majority of animals need to breed to reproduce. But a small subset of animals can have offspring without mating. The process, called parthenogenesis, allows creatures from honey bees to ...

A new study published in Science and led by Monash University biologists reveals that the energy cost of reproduction is far greater than previously believed. The research, led by Dr. Samuel C Ginther ...