Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
The elephant brain weighs about 6,000g.
274
In the movie 'The Wizard Of Oz', Toto the dog's salary was $125 a week, while Judy Garland’s was $500 a week.
5
The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
21
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255