When an animal parent has a child, both will belong to the same species. Humans beget humans, combfish beget combfish, and ...

A species of ant found scurrying across southern Europe is the first animal found that clones males of another species.

Animal mothers and babies are adorably cute. They illustrate the strong bonds of motherhood that people share with them as ...

Some fish produce millions of eggs. Insects can repopulate at astonishing speed. Some birds lay more eggs than it seems possible for them to handle. And even some mammals have litters so large they ...

Wolf spiders have an extremely unique behavior amongst spider species: carrying babies on their back! Read here to learn more ...

You may know Koko as a huge, happy, captive gorilla who uses some sign language. She is 45 years old now. She lives in California. She likes kittens. She even understands the birds and the bees and ...

It takes a lot of energy to make a baby, whatever species you are. Biologists studying animal energy expenditure have been underestimating the requirements of reproduction for decades by focusing on ...

WASHINGTON (Reuters) - Food and milk from the offspring of cloned animals may have entered the U.S. food supply, the U.S. government said on Tuesday, but it would be impossible to know because there ...