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animals

City crows may have high cholesterol because they eat fast food

Life

City crows may have high cholesterol because they eat fast food

Crows living in urban areas have higher cholesterol than those in rural areas, which may be partly due to fast food they scavenge in cities

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A koala

Life

Giving koalas faecal transplants could help them adapt to a new diet

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Cave bear skeleton

Life

Europe’s extinct cave bears went into decline just as humans arrived

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World’s largest frog builds its own ponds using heavy rocks

Life

World’s largest frog builds its own ponds using heavy rocks

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Chain catsharks glow green in deep water

Life

Sharks use a special kind of protein to glow green in deep water

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Gorilla

Life

Meet Kuimba, the French-born gorilla released into Gabon's rainforest

Regulars

Snowglow in Finland

Environment

Snowglow can cause the night sky to be twice as bright as a full moon

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a seagull near a man on a bench holding chips

Life

Staring down seagulls can stop them stealing your chips

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turtle eggs

Life

Turtle embryos may control their sex by moving inside their eggs

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Wasps may be getting smaller

Life

Wasps are shrinking in size and it may be because of climate change

Global warming has been linked to smaller body sizes in antelopes, sparrows – and now wasps. Oddly, their wings are shrinking faster than the rest of their body

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Life

There may be just 19 endangered vaquita porpoises left in the world

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Life

Meet a 500-million-year old minibeast from the Cambrian explosion

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Life

Light pollution's effects on birds may help to spread West Nile virus

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Life

We're pushing 28,000 species closer to extinction

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