Sheep, goats, octopuses, and toads have rectangular pupils.
7
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
Bats sleep 18-20 hours per day.
5
Meysi is one of the world's smallest dogs, measuring in at just 7cm tall, 12cm long, and weighing a meagre 250 grams (only slightly heavier than a hamster!)
11
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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