In 2006, a white bear with brown splotches, believed to be a hybrid of a polar bear and a grizzly, was shot by Arctic hunters. Then in 2009, a possible hybrid of a right whale and a bowhead was ...

Over the years we've seen the debut of hybrid animals like the liger and the wholfin, with each new mixed creature raising questions about interspecies breeding and the future of unique animals like ...

Scientists have successfully grown embryos that contain a combination of human and monkey cells, a major breakthrough in a rapidly advancing field of genetics that researchers say could one day ...

On this planet there are plenty of animal species that are very closely related. In some cases these animals are so closely related that they can actually interbreed and create hybrid animals but what ...

Scientists that were trying to learn more about sex determination in a type of fish mixed eggs and sperm from two different species of fish in a control experiment not intended to yield viable embryos ...

SAN FRANCISCO (KGO) -- Ever heard of a grolar bear? A grizzly mixed with a polar bear? Hybridization is a thing and it's happening more often thanks to - you guessed it - climate change. Michelle ...

The offspring of two horses will be a horse, and the offspring of two donkeys will be a donkey. But the offspring of a horse and a donkey will be a mule. And most mules are infertile, so mules are not ...

What began more than 50 years ago as a way to improve fishing bait in California has led a researcher to a significant finding about how animal species interact and that raises important questions ...

Scientists have spotted a new hybrid dolphin in the waters of Hawaii. You might have seen reports describing it as a "rare whale/dolphin hybrid", but it is actually the result of breeding between two ...