From left, Jeremy Dixon, manager of the Crocodile Lake National Wildlife Refuge, and volunteer Ralph DeGayner check out woodrat nest No. 501 that is built from more than 1,000 sticks.
From left, Jeremy Dixon, manager of the Crocodile Lake National Wildlife Refuge, and volunteer Ralph DeGayner check out woodrat nest No. 501 that is built from more than 1,000 sticks. Cammy Clark
From left, Jeremy Dixon, manager of the Crocodile Lake National Wildlife Refuge, and volunteer Ralph DeGayner check out woodrat nest No. 501 that is built from more than 1,000 sticks. Cammy Clark