Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
Nicole Kidman is scared of butterflies.
65
Dogs sometimes fake being sick to get attention.
26
The most expensive cow in the world was sold in 2009 for $1.2 million.
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Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4