The discovery of four lynxes in the Scottish Highlands reinvigorated a debate over an illicit conservation practice that has ...

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.

“Young river otters are extremely dependent on their mothers, and Tilly not only raised her own offspring but three other ...

Tilly, a 16-year-old river otter at the Oregon Zoo known for being "Mom of the Year" and a cameo on the NBC show "30 Rock," ...

Tilly, a 16-year-old North American river otter at the Oregon Zoo known for being a mom and having a cameo on the NBC show "30 Rock," died April 30. Tilly was adopted by the Oregon Zoo as a pup ...

PORTLAND, Ore. (KATU) — The Oregon Zoo is mourning the loss of Tilly, the oldest member of its North American river otter family, who was humanely euthanized following a decline due to her ...

PORTLAND, Ore. — The Oregon Zoo's oldest river otter died Wednesday. Zoo staff euthanized the 16-year-old otter Tilly after a decline due to her age, the zoo said. The Oregon Zoo called Tilly ...

Tilly, the zoo’s oldest North American river otter, was humanely euthanized at age 16, due to advanced age, according to a press release. The median life expectancy for river otters is 12.9 ...

PORTLAND, Ore. (KOIN) — The Oregon Zoo is mourning the death of Tilly, the river otter who started out as a rescued orphan pup and went on to become a mother herself and had brushes with fame ...