Biodiversity

The IUCN just declared an African monkey known as Miss Waldron’s red colobus “possibly extinct.” Other species could be quick to follow, conservationists warn.

Photographer Marc Schlossman explores the collection of the Field Museum to showcase endangered and extinct species and tell their fascinating stories.

Poverty and hunger drive wild meat consumption in some regions of Madagascar, but wealthier citizens also drive illegal trade in lemurs. Will emerging solutions help?

Journalist Christopher Ketcham explains why we’re running out of time to save the West’s public lands and wildlife.

Releasing captive-bred monarchs doesn’t benefit wild butterflies — in fact, it may make the problem worse.

Time is running out to save North Atlantic right whales, but the use of ropeless fishing gear could be a lifeline.

The Australian icon could lose its fight against climate change, disease, habitat destruction and cars — but not if dedicated conservationists get the tools they need to protect the species.

New books this month also examine environmental racism, wildlife coexistence and the history lessons of acid rain.

Many of the gray whales found dead this year have suffered from malnutrition. Researchers are rushing to find the cause.

Well, more specifically their footprints. New research finds that elephants create foot-shaped habitats for breeding frogs as they travel through the forest in Myanmar.