BBC Earth

Did You Know?

• The world’s oceans produce over half the oxygen in the air we breathe.
• Small male cuttlefish resort to sneaky tactics in the mating game – even pretending to be female to get in with the ladies.
• Stoats start to hunt at just eight weeks old, learning how to kill most prey with a single bite.
• Clown fish live in anenomes to protect themselves from predators, covering themselves in a mucus layer which makes them immune to the sting.
• Meerkats cannot focus on anything within six metres of themselves. When they bob their heads they are trying to get the perspective right.