Sheep, goats, octopuses, and toads have rectangular pupils.
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A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
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Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
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A dairy cow can produce more milk when listening to music.
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Termites are being researched as a possible renewable energy source as they can produce up to 2 litres of hydrogen from ingesting a single sheet of paper, making them one of the planet’s most efficient bioreactors.
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