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behaviour

Why do dogs eat grass?

Question

Why do dogs eat grass?

If you are a dog owner, chances are you have caught Fido chomping down on grass at some point, and there are a number of theories why
The frequencies of a vibrating spider web have been made into music

Life

The frequencies of a vibrating spider web have been made into music

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fruit flies

Environment

Animal culture is so common that even fish and flies have it

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Ewes prefer to mate with submissive rams when given a choice

Life

Ewes prefer to mate with submissive rams when given a choice

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Robot lizard can quickly climb a wall just like the real thing

Technology

Robot lizard can quickly climb a wall just like the real thing

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Why do flamingos stand on one leg?

Question

Why do flamingos stand on one leg?

horse

Life

Horses may recognise themselves in a mirror, hinting at self-awareness

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Altered bioelectric genes give zebrafish wings like flying fish

Life

Altered bioelectric genes give zebrafish wings like flying fish

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Electric catfish cannot be shocked and scientists don’t know why

Life

Electric catfish cannot be shocked and scientists don’t know why

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Some Amazon jaguars have adapted to live in treetops to avoid flooding

Life

Some Amazon jaguars have adapted to live in treetops to avoid flooding

Seasonal flooding can make parts of the Amazon river basin tricky terrain for land animals, so jaguars have taken to spending months in trees and eating monkeys and lizards they find up there

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Life

Some sea slugs behead themselves and then regrow their bodies

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Life

Some frogs have noise-cancelling lungs to dampen other species’ calls

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Life

Playing dead really works to help insects avoid being eaten by birds

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Environment

Dolphins that help humans catch fish are being disturbed by ship noise

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