The largest breed of rabbit is the Flemish Giant.
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The head of a jellyfish is called the "Bell."
6
Queen ants have one of the longest life-spans of any known insect - typically up to 30 years. Western harvester ant queens can live up to 40 years!
2
The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
Cats and dogs can hear ultrasound.
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Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
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