Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
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The most expensive cow in the world was sold in 2009 for $1.2 million.
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By putting a frog in a bucket of milk, scientists following up on an ancient Russian way of keeping milk from going sour have identified a wealth of new antibiotic substances.
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When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
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The elephant shrew’s closest relative isn’t a shrew — it’s actually an elephant
9
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
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