Chris Merkord 25 Posted September 15, 2013 Scientists to track migratory song birds with NASA radar The News Journal “The majority are flying at night,” said Jeff Buler, a University of Delaware radar ornithologist who is examining the data with Eric Walters, an ornithologist at Old Dominion University. If you listen carefully, you can hear the flight calls ... View the full article Quote Share this post Link to post Share on other sites
