Add Yahoo as a preferred source to see more of our stories on Google. Mammals experience a 10% increase in lifespan when reproductive opportunities are suppressed. The study analyzed records from 120 ...

A female northern elephant seal with her pup on the beach at Año Nuevo Reserve. (Photo by Dan Costa) Changing environmental conditions may threaten marine mammal populations by making it harder to ...

Rachael has a degree in Zoology from the University of Southampton, and specializes in animal behavior, evolution, palaeontology, and the environment.View full profile Rachael has a degree in Zoology ...

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.

The film "Reproduction Among Mammals" provides a detailed overview of the reproductive processes in mammals, particularly focusing on pigs. It describes the development of sperm in the testes, their ...

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 ...

Mammals experience a 10% increase in lifespan when reproductive opportunities are suppressed. The study analyzed records from 120 zoos to determine the hidden cost of reproduction. When mammals have ...

Changing environmental conditions may threaten marine mammal populations by making it harder to find prey, and a new study shows how small, gradual reductions in prey could have profound implications ...