OZARK, Mo. — An endangered Ozark hellbender raised by the Saint Louis Zoo has successfully reproduced within the Current River. This is a significant milestone in the recovery efforts of the species, ...

Domesticated animals are animals that have been selectively bred and genetically adapted over generations to live alongside humans. They are genetically distinct from their wild ancestors or cousins.

"Freedom's just another word for nothin' left to lose." –Janis Joplin For many years I've been thinking about whether wild nonhuman animals (animals) are always happier than captive animals of their ...

Many domestic animals can prosper in the wild despite having adapted to thousands of years in captivity. This phenomenon offers an interesting window into the process of adaptation to natural ...

A new study examines indicators of mental wellbeing in wild animals to improve conservation efforts. A world-first holistic framework for assessing the mental and psychological wellbeing of wild ...

Credit...Photographs by Peter Fisher for The New York Times Supported by By Emma Marris Ms. Marris is an environmental writer and the author of the forthcoming book ...

Tara K. Miller received funding from the National Science Foundation. Richard B. Primack does not work for, consult, own shares in or receive funding from any company or organization that would ...