Dolphins have names for one another.
18
Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
The octopus does not have a blind spot.
273
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
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
Two dogs were among the Titanic survivors.
262