The Basenji dog is the only dog that is not able to bark.
4
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Dolphins have names for one another.
18
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Cats recognise the voice of their owner, but never evolved to care.
22
Drivers kill more deer than hunters do.
660
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12