Sheep, goats, octopuses, and toads have rectangular pupils.
7
Condoms were originally made of animal intestines or linen.
347
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
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
9
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16