Wild fish sustain life in Sierra Leone’s fishing towns, but declining stocks mean fish farming is needed. However, fishing ...

For years, biologists observed the last known Cascades frog in Lassen Volcanic National Park as she sat in shallow pools of water, spring after spring, waiting to hear the mating calls of male frogs.

Nematodes, also known as roundworms, are one of the most common animals on the planet, with more than 250,000 species identified. They account for about 80% of animal life in soils and 90% of animal ...

Across the western United States, introductions of non-native fish into historically fishless mountain lakes have impacted native biota. Understanding the impacts of fish introductions is essential ...

Scientists knew of only two groups of animals that call the intense salt water of Utah’s Great Salt Lake home—until recently. A team of researchers has confirmed the existence of at least one ...

Kenya Wildlife Service has returned two lionesses to Nairobi National Park less than 24 hours after the animals strayed into nearby settlements, using advanced tracking technology to guide them back ...