PORTLAND, Ore. (AP) Tests have confirmed tuberculosis in Tusko, the third elephant at the Oregon Zoo in Portland with the respiratory disease. Veterinarians are beginning an 18-month treatment ...

Tusko was born in Thailand more than 40 years ago. He was brought to the US and forced to travel for decades as a circus elephant, before coming to the Portland zoo in 2005.

Tusko’s first calf with Rose-Tu was born in August 2008, a male named Sumudra. After the delivery, Rose-Tu went into a “frenzy,” zoo officials said, and stepped on her newborn.

Tusko is the second elephant to have died at the Oregon Zoo this year. His death comes just a week after the zoo’s $57 million Elephant Lands habitat was unveiled.

Tusko’s tusks were sold before the skeleton came to the museum, but his teeth are still in the jaw. Davis said there has been no official inventory, but he believes they have all 200 or so bones ...

PORTLAND, Ore. — Asian elephant Tusko, one of the oldest and largest males of his species in North America, was humanely euthanized at the Oregon Zoo today after animal-care staff determined ...

From Tusko the elephant's tragic LSD trip to the wine taste test that gets gourmets hot under the collar, Alex Boese puts the world's most weird and wonderful experiments under the microscope ...

If you thought your dad was bigger-than-big, consider that the has named Tusko the elephant its 2012 father of the year. . Read all about the big fella here, in the zoo's news release: PORTLAND ...

Since Tusko moved to the Oregon Zoo in 2005, veterinarian Mitch Finnegan feared that the ongoing infection could lead to kidney, heart or liver trouble. He chose to operate.

Tusko reached for the hay, the trucks pulled the nooses tight around him. Police remained on guard while Mayor Baker called his council to decide whether to build Tusko a steel cage or to execute ...