When scientists first proposed adding the Tricolored Blackbird to the California endangered species list in 2004, they had a problem. Tricolored Blackbirds nest in large colonies that can mo... Read more
“As soon as the heat maps began to come out, everybody recognized this is a game changer in how we look at animal populations and their movement” On a warm morning not long ago o... Read more
From Antarctica to Afghanistan, bird watchers from 103 countries made history in the first global Great Backyard Bird Count (GBBC), February 15-18, 2013. In the largest worldwide bird count... Read more
Created by the Cornell Lab of Ornithology Notes and data from hobby bird watchers can now be quickly and easily added to one of the world’s largest online bird observation databases. Created... Read more