When mammals have offspring, both in the wild and in captivity, new life is celebrated. This is especially true for species that are struggling population-wise, as each live offspring means a greater ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists have captured one of the most detailed observations of a sperm whale birth ever recorded in the wild. This rare insight ...

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.

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 ...

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