Indigenous hunters have positive impacts on food webs in desert Australia

Hope for fighting disease known as Ebola of frogs

Delays in banning wildlife trade put hundreds of species at risk

New dinosaur with heart-shaped tail provides evolutionary clues for African continent

Scientists look to past to help identify fish threatened with local extinction

Newly discovered turtle species is facing extinction

Giant 'megalodon' shark extinct earlier than previously thought

Mosquitoes that carry malaria may have been doing so 100 million years ago

Marine scientists find toxic bacteria on microplastics retrieved from tropical waters

On the land, one-quarter of vertebrates die because of humans