Plants, fungi, and bacteria likely contributed to insect diversity.

Plants use two different strategies to photosynthesize underwater.

The discovery of ancient clades of brittle stars at the bottom of the Pacific Ocean adds to concerns that commercial exploitation of the area could destroy numerous taxa before they’ve even been identified.

A frog performs a balancing act in a region where amphibians are threatened.

Population reductions in species such as sparrows and blackbirds reflect a concerning pattern of declining biodiversity across the continent, researchers find.

A six-year study across the Tanzanian mountain’s slopes hints at how land-use practices will interact with a changing climate to influence ecosystems around the world.

The intergovernmental organization reports “accelerating” species extinctions, with 25 percent of animal and plant species evaluated under threat of extinction.

Researchers analyze 146 samples from close to 80 sites, with nearly a third of samples coming from the Arctic Ocean.

After three years with very few new chicks, the birds are abandoning one of the biggest breeding sites on the continent, satellite images show.