It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
The reindeer is the only mammal that can see UV light.
17
The Savannah is the largest domestic cat breed. It resembles a small leopard and behaves like a dog. They can grow up to 40 lbs, have an eight foot vertical jump, and can be trained to walk on a leash and play fetch.
17
A cow produces around 200,000 glasses of milk in her lifetime.
373
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 largest earthworm on record was found in South Africa and measured 22 feet.
151
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17