Oregon Zoo is mourning the death of their famous river otter, Tilly, at the age of 16. She won the zoo's “Mom of the Year” ...

A zoo euthanized a “beloved” North American river otter after her health declined due to her age, Oregon zookeepers said.

Tilly, a river otter, came to the Oregon Zoo in 2009 as an injured and orphaned pup. She birthed four pups while at the zoo.

Here's what to know about Tilly. At 16, Tilly was the oldest member of the zoo's North American river otter ...

The Oregon Zoo mourns the loss of Tilly, a 16-year-old North American river otter, who was humanely euthanized due to ...

The Oregon Zoo said goodbye to a member of the otter family Wednesday. Tilly, the zoo’s oldest North American river otter, ...

Kai had lived at the Sacramento Zoo since 2017, where she brought joy to all guests and staff, zoo officials said.

It was a somber day at the Oregon Zoo on Wednesday when the zoo announced the death of its beloved otter ‘Tilly’.

Three North American river otter pups at Zoo Miami are growing quickly and thriving under the care of their mother, Zinnia, ...

MADISON, Wis. -- The Henry Vilas Zoo recently welcomed two new members to its family. The zoo announced Wednesday that two North American river otter pups, female Ginger and male Wasabi, were born on ...