Feb. 7, 2005 — -- Animal-human hybrids have long been the stuff of fairy tales and myths -- from the half-man, half-horse centaur to singing mermaids. Now the swift pace of genetic engineering ...

Over the years, the animal kingdom has given us some truly surprising hybrids, which include creatures born when two different species mate and produce offspring that share traits from both parents.

For the past few months, an unexpected aspect of TikTok has been intriguing, fascinating, and confusing. These are videos featuring teenagers jumping on all fours with impressive agility, wearing ...