Jellyfish as a species are actually older than dinosaurs and sharks.
383
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
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
A puppy is born blind, deaf, and toothless.
16
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12