Great Horned Owls Great Horned Owls on the Rafferty osprey nest from March 30 – April 8, 2011. Photos by Pierce Rafferty, John Wilton and Hank Golet. Great Horned Owls on a Red-tailed hawk nest on Island Pond (Oyster Pond), April 8, 2011. Photo by Hank Golet. fimu5eum3x2020-06-02T15:04:37-04:00