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 ...

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. Subscribe to our ...

Thanks to a pressurized penis inflator and genitals flown in from across the U.S., an anatomist has answered a long sought-after question: how do the genitals of dolphins and porpoises fit together ...