Being a mother is a tremendous accomplishment and one of the most challenging jobs in the world. This applies even in the animal kingdom, where it can be a literal dog-eat-dog world for many species.

Nature is full of evolutionary selflessness. From deep-sea octopuses to certain marsupials, there are animals and insects that reproduce and then die, as their lives can be cut short because they ...

CHICAGO — A bottlenose dolphin at a Chicago zoo gave birth to a calf early Saturday morning with the help of a fellow mom, in a successful birth recorded on video by zoo staff. The dolphin calf was ...

WESTMERE, N.Y. — Four months ago hundreds of farm animals — including goats, chickens, ducks, and sheep — were rescued from deplorable conditions in Brant. Now, two of those goats are mothers. They ...