When mammals have offspring, both in the wild and in captivity, new life is celebrated. This is especially true for species ...

A new article in Ecological and Evolutionary Physiology examines how the immune system and reproduction interact in female mammals, especially during pregnancy, from mating to birth. Lauren E.

A large international study reveals that mammals tend to live longer when reproduction is suppressed. On average, lifespan ...

v. 1. Germ cells and fertilization.--v. 2. Embryonic and fetal development.--v. 3. Hormones in reproduction.--v. 4. Reproductive patterns.--v. 5. Artificial control ...

Mammal evolution has been flipped on its head, according to new research that suggests marsupials are the more evolved mammals. By estimating how the common ancestor of mammals reproduced and ...

Why do lifespans vary across different species? A female elephant can live up to 80 years, but usually only has a few calves during her lifetime. A mouse, on the other hand, lives for a few years at ...