CORVALLIS, Ore. -- The Irwin family of "Crocodile Hunter" fame is expected in Corvallis this week to announce a donation to Oregon State University for two humpback whale research projects.

Terri Irwin, widow of TV "Crocodile Hunter" and environmental campaigner Steve Irwin, speaks during an interview in this Dec. 10, 2007 file photo.

Terri Irwin is a Eugene native. She and her late husband, Steve, and their children are noted animal wildlife conservationists.

Background: Terri Irwin launches whale research

The Irwin family is expected to sign an agreement with Oregon State's Marine Mammal Institute on Wednesday to fund the humpback whale research projects that will gather information on the threatened marine mammal species.

More: Oregon State University Marine Mammal Institute

Research teams will head to Alaska and the American Samoas to study humpback whale breeding, foraging, migration and stock identification.