Given the popularity of otter hand-holding pictures online, it might seem like a common trait, but that's actually not the case. Read on to get the scoop on sea otter paw-holding and learn more ...

Popular chimpanzees set hand-holding trends for the whole group Apes copy the social customs of their influential peers—and their moms. By Jocelyn Solis-Moreira ...

Just imagine getting to hold the hand of an orangutan! It would make visiting the aquarium a whole lot more interesting, that’s for sure. Shared by one such visitor, the clip is downright precious.