Cats recognise the voice of their owner, but never evolved to care.
22
All pandas are ‘owned’ by China. They rent them out to zoos for $1mil/year each with minimum of 10 years.
16
The elephant brain weighs about 6,000g.
274
Early American humans hunted car-size armadillos and used their shells for houses.
12
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402