The endangered species was found to consume a wide variety of prey, with some differences between what males and females will eat, according to researchers.

Crawfish frog numbers are on decline due to habitat loss. But scientists in Indiana are working to return species to a historic site.

From small to vast ranges, species diversity grows unevenly. With a shrinking planet and climate change, biodiversity is ...

The number of species does not increase evenly when going from local ecosystems to continental scales—a phenomenon ecologists ...