A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
The lifespan of mammals is about 1 and a half billion heartbeats.
127
The abdomen of the ant contains two stomachs. One stomach holds the food for itself and second stomach is for food to be shared with other ants.
113
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
The seahorse is the only fish to have a neck.
12
Animals will not eat another animal that has been hit by a lightning strike!
41