The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
The seahorse is the only fish to have a neck.
12
Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
11
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
Condoms were originally made of animal intestines or linen.
347
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16