Extinction is an overwhelming concept, difficult to grasp in its enormity and finality. Thousands of species are barreling toward that grim fate, unless we help. A comprehensive new study provides the ...

The millions of species humans share the world with are valuable in their own right. When one species is lost, it has a ripple effect throughout the ecosystems it existed within. But there's a hidden ...

Earth's biodiversity is in crisis. An imminent "sixth mass extinction" threatens beloved and important wildlife. It also threatens to reduce the amount of genetic diversity—or variation—within species ...

Grief for an animal at the end of its life is unlike any other emotion. It cleaves a depthless void that feels empty and hollow. It’s a feeling that animal keepers and caretakers know well, but it’s ...

Gene editing may hold the key to rescuing endangered species—not just by preserving them, but by restoring their lost genetic diversity using DNA from museum specimens and related species. Scientists ...

New research identifies 10,443 critically endangered species worldwide, with effective protection strategies available if funding and political will follow. More than 1,500 species, or 15% of the ...