Across the United States, a semi-aquatic rodent that can weigh as much as 20 pounds is chewing through wetlands, farms, and ...

For decades, the case remained unsolved until a breakthrough came over 55 years later. In 2023, investigators reviewed the ...

Balanophora is a plant that abandoned photosynthesis long ago and now lives entirely as a parasite on tree roots, hidden in ...

Two kitten cougars originally photographed last spring were spotted in December. See how big they are, and what wildlife officials say.