Plants and animals. Flora and fauna. While these phrases are familiar, they don't contain another kingdom of organisms crucial to local habitats. These life-forms are neither plants nor animals.

A fungus that attacked other organisms 407 million years ago has been unearthed among a collection of fossils, making it the oldest of its kind to have ever been found. The new plant pathogen has also ...

Editor's note: This story has been updated to clarify the type of trees affected by Phanerochaete velutina. A species of wood-eating fungus didn't need a brain to pass a cognitive test with flying ...