Cats and dogs can hear ultrasound.
350
The head of a jellyfish is called the "Bell."
6
An average cat has 1-8 kittens per litter and can have 2-3 litters per year. During her productive life, one female cat could have more than 100 kittens. A single pair of cats and their kittens can produce as many as 420,000 kittens in just 7 years.
10
Cows can sleep standing up, but they can only dream lying down.
745
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
The colossal squid has the largest eyes in the world.
4