A domestic cat can sprint at about 31 miles per hour.
274
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
The oldest recorded elephant lived for 82 years.
213
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
