Yawning helps lions synchronize their groups’ movements

Subtle social cues may be embedded in a lion's lazy gape, new research suggests

lion yawning

A lion’s yawn may be a subtle social cue that helps the group move together.

Manoj Shah/Stone/Getty Images Plus

Watch a group of lions yawn, and it may seem like nothing more than big, lazy cats acting sleepy, but new research suggests that these yawns may be subtly communicating some important social cues.