Born in the 1880s, Gramma the Galapagos tortoise lived through world wars and pandemics while becoming a symbol of ...

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 ...

SAN FRANCISCO — San Francisco-based nonprofit Save the Redwoods League spoke out against the federal government’s four proposed changes that would weaken Endangered Species Act regulations. The ...

Six animal species, including the slender-billed curlew and Christmas Island shrew, were confirmed extinct in 2025. Habitat loss, invasive species, climate change, and hunting are the primary drivers ...