20 Freakiest Hybrid Animals You’ve Ever Seen I’m sure you all know of the liger and the mule but if you thought that was the only weird hybrids out there. Think again. For animal experts and lovers, here are some insane and perplexing hybrid animals that you didn’t know existed. All of these combinations happened by natural forces while others were done by human intervention. Grizzly Bear + Polar Bear = Grolar Bear The Grolar bear is a consequence of natural occurrence between two bear species. As many of you know, most ursine species can actually cross-breed. The reason behind the Grolar bear is quite heartbreaking. With the current problem in climate change, polar bear habitats have been destroyed thus constraining them to go further South where they meet and finally breed with the grizzly bears.