Health Bar is a feature in mope.io.
Higher tier animals have a bigger health bar than lower tier animals. It takes 2 bites to kill a Mouse , Shrimp , Chipmunk, but 5 to kill a Hippo , Orca , Mammoth
If the your health runs out a message pop up saying:
oh no! You were eaten! Watch out for red-circled players!
Trivia
- Health Bars were added in October 17 update.
- Hippo/Dragons HP got increaded in Nov!