Dogs sometimes fake being sick to get attention.
26
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
The quills of a porcupine are soft when they are born.
90
A hummingbird weighs less than a penny.
1k
The blesbok, a South African antelope, is almost the same color as grapejuice.
14
A 42-foot sperm whale has about 7 tons of oil in it.
209
Sheep can recognize other sheep from pictures!
71
The most expensive cow in the world was sold $1.3 million.
160