Earth

Down to a single pair, the white tern population has benefited from busy roads and planted trees in Honolulu, Hawaii.

Leaf monkeys are close-knit family groups that work together to protect themselves and newborns.

A new monkey bridge in Malaysia provides hope for wildlife navigating fragmented habitats.

The long-standing coexistence between people and deer in Nara faces disruption each autumn as male deer compete for mates.

In the past decade, the dramatic surge in satellite launches has left space cluttered with junk.

Newly discovered behaviour shows a group of lemur mothers inventing a self-medication method involving ants.

The critically endangered Gobi bears undertake arduous journeys of up to 100 miles (160km) to find water.

The dam at Marsh Lake, Minnesota, has created an unexpected opportunity for pelicans.

It takes three years for an otter cub to master the complexities of a successful hunt.

Watch as weaverbirds build intricate nests along the Blue Nile to attract a mate.

David Attenborough on the discovery of the dumbfounding platypus.

Researchers have found a way to take carbon dioxide and turn it into syngas, creating carbon-neutral energy.

Snowfall is helping urban planners design safer and more pleasant streets in the US.

In the 1980s, David Attenborough travels to Florida to meet the opossum in this groundbreaking documentary.

David Attenborough tells the story of the animal that once bewildered scientists.

Leonie Cornips, a sociolinguist at the Meertens Institute in Amsterdam, turns her attention from humans to cows.

Before panda diplomacy, there was elephant diplomacy. We spoke to a foreign affairs expert to find out more.

While New York winters are often depicted as snowy wonderlands, the city's never been as snowy as you think.

'Conan the Bacterium' is the most radiation resistant bacteria in the world. Now, scientists know why.

First broadcast in 1954, the celebrated naturalist's first on-screen appearance is now available in colour.