Confused about native, non-native, introduced, and invasive species? This guide breaks down the definitions, explains how scientists classify them, and explores real-world examples like zebra mussels ...

A plantation worker photographed this new genus of mammal in New Guinea, thought to have been dead for 6,000 years.

The animal kingdom is a wonderful and wacky place filled with creatures with all sorts of unique abilities, ranging from walking on water, holding their breath miles beneath the ocean and even living ...

Diffuse coevolution is also known as multi-species or guild coevolution. It occurs when several species collectively influence one another. An example is pollination systems in which plants interact ...

"This is why the story of the invasive species appealed to me so much. This is something I can do. This is something I can help with." ...

How scientists (and the rest of us) are finding 16,000 new species a month.

Mammals are not especially diverse. Roughly 6,800 mammal species are known to exist, compared with about 8,800 species of amphibian, 11,000 species of bird and 12,500 of reptile. Yet when most people ...

Roughly 1 million species of wildlife face extinction worldwide, according to a recent United Nations report. Ecologist and author Rebecca Nesbit joins Geoff Bennett to discuss the ethics and decision ...

An interdisciplinary group of researchers is proposing a new way to think of some interactions between species, classifying a variety of plants, animals and fungi as "nature's chefs." Specifically, ...

Intact ecosystems have the capacity for self-regulation, which keeps their complex structure of species—such as animals, ...