Ecology

The beloved fish that feed orcas and humans depend on kelp forests’ unique habitat.

Wolves and other animals seeking easy meals and ideal habitat can flock into areas burned by wildfire

To deal with invasive hippos that were brought to Colombia by drug lord Pablo Escobar—and that threaten the country’s biodiversity—the nation’s government is sterilizing, exporting and euthanizing the animals 

A deep-sea expedition discovers a strange, dark world of strawberry squid and ratfish in cold-water corals near the Galápagos Islands

The Endangered Species Act requires that every U.S. plant and animal be saved from extinction, but after 50 years, we have to do much more to prevent a biodiversity crisis

Scientists are using artificial intelligence to fight biodiversity loss by analysing vast amounts of data, monitoring ecosystems and spotting trends over time

Warming waters pose a danger to Atlantic salmon. A new effort aims to lower the temperature in waterways used by the fish to spawn

These mysterious spots of barren soil have fascinated scientists for years. Now evidence of their existence beyond two known locations is stirring up a fresh round of contention

A striking purple species is one piece of the fungal kingdom’s uncharted diversity

Researchers in Hawaii are studying the effects of the deadly blazes on its island of Maui, including how they have impacted drinking-water quality and might affect local marine ecosystems

Thousands of usually solitary octopuses gather to brood eggs in a special spot off California

Minuscule amounts of uranium detected in the shells of turtles point to a new way to track such materials’ impacts on people and ecosystems