Cats and dogs can hear ultrasound.
350
A dairy cow can produce more milk when listening to music.
446
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
Nicole Kidman is scared of butterflies.
65
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
George was the world's largest dog who weighed 233 pounds, stood at 43 inches tall from paw to shoulder, and ate 180 pounds of food a month.
7
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13