There's a rare breed of pig that looks like a sheep.
14
A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
23
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
Cats and dogs can hear ultrasound.
350
A lion in the wild usually makes no more than twenty kills a year.
186
Dogs sometimes fake being sick to get attention.
26