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
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Dogs sometimes fake being sick to get attention.
26
Cats and dogs can hear ultrasound.
350
Two dogs were among the Titanic survivors.
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