The second biggest fish in the ocean is increasingly hard to find.

Michael Morrison observes bat populations at the Mojave National Preserve and other locations used as seasonal shelter, providing helpful information for both conservation efforts and public safety.

This may sound counterintuitive, but reducing the number of animals in a population can help the remaining individuals to survive through the winter.

America’s tradition of persecuting wolves has resumed. And although it’s mostly happening on federal land, the Biden administration appears singularly unmoved and unconcerned.

An antibiotic sprayed on orchard crops to combat bacterial diseases slows the cognition of bumblebees and reduces their foraging efficiency, a laboratory study finds. Proceedings of the Royal Society B published the findings by scientists at Emory University and the University of Washington.

Many North American migratory birds are shrinking in size as temperatures have warmed over the past 40 years.

The field of animal ecology has entered the era of big data and the Internet of Things. 

Gabon's network of Marine Protected Areas (MPAs) provides a blueprint that could be used in many other countries, experts say.

Researchers have revealed that threatened birds have disappeared from almost 70 per cent of Australia since European colonisation.

Little food reaches the depths below the permanently ice-covered Arctic Ocean, because light limits the productivity of algae.