World's Largest Caspian Tern Colony Could Be Relocated
A Caspian tern snatches a fish out of the water.
Flickr Photo/TJ Gehling (CC BY-NC-ND)
Steve Scher talks with Dan Roby, wildlife ecology professor at the Oregon State University, about a plan to relocate a colony of salmon-eating Caspian terns from the mouth of the Columbia River.
