Dens are usually near water and often have inconspicuous underwater entrances. The river otter is active during all months of the year, leaving the den at night or twilight but often continuing its ...

The long Island Aquarium recently announced the birth of four river otter pups to resident otters Stark and Flo.

On March 20 during a winter storm, river otters Louie and Ophelia left their habitat through a small hole in buried fencing ...

On Wednesday, February 12th, "Zinnia," a 7-year-old North American river otter gave birth to three pups ... were born in a secluded den where they are being well cared for by Zinnia.

A river otter in the snow at Wild River State Park. (Jim Buchta/The Minnesota Star Tribune) Female otters seek out a den sometime in March or April and will have about three pups, which typically ...

The two North American river otters are Tilly, and her pup ... by her mother or if the cat had dragged her away from her den. With her injuries and young age, she wouldn’t have survived in ...

American river otters were ubiquitous in most waterways ... “As a predator, they regulate prey populations, their foraging and den building behaviors modify habitat structure for other wildlife ...

North American river otter mom Tilly is teaching her new pup Mo how to swim by diving into the water with the baby animal at the Oregon Zoo A doting river otter mother is working on getting her ...