Mulvihill caught the bird and extracted a blood sample to study the hybrid animal’s genes. While some animal hybrids are well known, like the mule, this case was more unusual due to the ...

New hybrids are appearing more frequently, from canid mixes like wolves and coyotes (creating the "coywolf") to marine mammal hybrids and unexpected bird crosses. Some of these animals are even ...

A Canada goose and greater white-fronted goose caused quite a stir when the two paired up, mated, and created a nest of eggs together.

What happens when a rockhopper and a macaroni penguin get together? A rare hybrid is born. Meet the rockaroni penguin chick.

The animal kingdom showcases surprising hybrids, offspring of different species sharing traits. These real-life creatures, some natural and others captive-bred, challenge biology. Mules, ligers ...