Biodiversity

Meet 9 species named after Obama

Unknown 'ghost octopus' found 2.6 miles deep

Americans are quietly preserving 56 million acres of private land

11 incredible facts about lemurs

Why would militants take over a wildlife refuge?

Earth gets a surge of new ocean sanctuaries

11 startling stats about Earth's disappearing wildlife

This blue-leafed plant isn't afraid of the dark

6 things to know about Earth's 6th mass extinction

Why flowering meadows are better than lawns

Clever animation reveals hidden cost of deforestation in less than 1 minute

Why cardinals can be good for your health

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