The zoo contends that the project would be much more complicated — and expensive — than simply dusting off the old tracks.

U.S. Sen. Richard L. Neuberger of Oregon in 1959 promised that the Washington Park loop of the Oregon Zoo train would be “the ...

The Oregon Zoo has welcomed a new group of Pacific lamprey in an effort to restore the population of one of the Pacific ...

The Oregon Zoo says it welcomed 25 Pacific lamprey last week. The eerie-looking eels are part of a larger effort to restore ...

The Oregon Zoo has welcomed a group of 25 Pacific lamprey, in effort to restore the population of one of the Pacific ...

Conservationists from the Oregon Zoo and its partners released 483 Oregon silverspot butterfly larvae in the coast range last ...

The Oregon Zoo’s newest baby elephant arrived over the weekend. At 4:29 p.m. Saturday, Rose-Tu gave birth to a calf that appeared to be a healthy girl, weighing in the vicinity of 200 pounds.

The Oregon Zoo has shared a delightful video showcasing its sea otters indulging in a snack of fresh oysters.This tasty treat ...

The Oregon Zoo in Portland has welcomed its newest addition, a baby elephant. Thirty-year-old Asian elephant Rose-Tu gave birth on Saturday after 20 months of pregnancy, the zoo said in a news ...

Oregon Zoo elephant conservation lead Dr. Sharon Glaeser is shown visiting in June 2023 with Agathis, an orphaned Bornean elephant calf being cared for at the Borneo Elephant Sanctuary in Sabah, a ...