The elephant brain weighs about 6,000g.
274
Domestic pigs average a top speed of about 11 miles per hour.
182
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
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Penguins have a gland above their eye that turns saltwater into freshwater.
12
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328