They look like devils and hence are called pez diablo in Spanish, but these demonic objects are dried and mutilated versions of living rays known as guitarfish.

The caption may say that only scientists and trained professionals should handle wild animals, but viewers remember the image, not the words.

Journals, museum collections and other historical sources can provide valuable data for modern ecological studies. But just because a source is old doesn’t make it useful.

With the world losing species at an alarming rate, a conservation biologist explains how ideas about protecting biodiversity have evolved over the past 40 years.

E.O. Wilson was one of the world’s leading experts on ants, but his other passion was convincing humans to see themselves as part of the natural world.

E.O. Wilson was one of the world’s leading experts on ants, but his other passion was convincing humans to see themselves as part of the natural world.

In the design of marine protected areas, new research suggests that it might be better to start small in order to gain local trust and support that leads to larger long-term benefits.

Pikas – small cousins of rabbits – live mainly in the mountainous US west. They've been called a climate change poster species, but they're more adaptable than many people think.

Framing cats as responsible for declines in biodiversity is based on faulty scientific logic and fails to account for the real culprit – human activity.