Sharks, like other fish, have their reproductive organs in their chests.
248
If Antarctica's ice sheets melted, the worlds oceans would rise by 60 to 65 metres (200 - 210ft) - everywhere
181
Two dogs were among the Titanic survivors.
262
The Caspian Sea is also classed as the world's largest lake.
52
Jellyfish as a species are actually older than dinosaurs and sharks.
383
In 1992, 29,000 rubber ducks washed off a ship. They were found thousands of miles away 8 years later.
707
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46