One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
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
Rattlesnake mating sessions have been known to last more than 22 hours.
232
It would take about 1,200,000 mosquitoes to fully drain the average human body of blood.
217
