The cat brain weighs about 30g.
167
Parrot parents "name" their children with a signature call.
112
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
A group of pugs is called a grumble.
10
Ants have tiny magnetic compasses in their antennae which help them navigate.
9