Early American humans hunted car-size armadillos and used their shells for houses.
12
Sheep, goats, octopuses, and toads have rectangular pupils.
7
The Hercules beetle, despite weighing only 100 grams, can lift 8 kilograms, making it one of the proportionally strongest animals in the world.
8
Dolphins sometimes have fun by blowing bubbles and creating rings of air underwater, which they then swim through.
17
There's a young hippo and a 130+ year old tortoise in a Kenyan wildlife preserve who are best friends and they even sleep and play together.
40
Denmark has twice as many pigs as there are people.
66
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19