Koalas were officially declared endangered Friday in eastern Australia. This comes as the marsupials continue to fall prey to chlamydia and lose their habitats to land clearing and climate change.

Critics of proposed changes to the Endangered Species Act say the move could affect efforts to save species facing extinction Charlotte Phillipp is a Weekend Writer-Reporter at PEOPLE. She has been ...

The first species on Earth were far from humans, but somewhere along the line, animals have taken a backseat to mankind's development. Pushing creatures out of their homes, hunting them down, and ...

While conservation efforts have bolstered the populations of many species considered to be threatened in 2025, many animal and plant species continue to dwindle in number, with some even going extinct ...