The elephant brain weighs about 6,000g.
274
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
Two dogs were among the Titanic survivors.
262
Jumping fleas can accelerate 50 times faster than the space shuttle.
218
The oldest recorded elephant lived for 82 years.
213
Nicole Kidman is scared of butterflies.
65