The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11
Sharks, like other fish, have their reproductive organs in their chests.
248
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
Cats recognise the voice of their owner, but never evolved to care.
22
Rattlesnake mating sessions have been known to last more than 22 hours.
232
The elephant brain weighs about 6,000g.
274