(Cove, OR) -- Authorities are offering a reward of over 22-thousand dollars for information that leads to an arrest or citation in the killing of a wolf near Cove in Union County. The Oregon Department of Fish and Wildlife says the wolf was fatally shot on February 15th. The female wolf had a monitoring collar. Biologists believe she may have been related to the Catherine pack. All known members of that pack were killed in a poisoning last year.