Parrot parents "name" their children with a signature call.
112
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
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
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
24
Sheep, goats, octopuses, and toads have rectangular pupils.
7
Only 3% of bird species have penises.
0
A domestic cat can sprint at about 31 miles per hour.
274