In 2011, a male tiger in India adopted a litter of orphaned cubs, taking on the role of ‘mother’. Wildlife officials say such behavior had never been observed before.
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Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
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In the movie 'The Wizard Of Oz', Toto the dog's salary was $125 a week, while Judy Garland’s was $500 a week.
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The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
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Cats recognise the voice of their owner, but never evolved to care.
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When cats are happy, they may squeeze their eyes shut.
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