This video from the USA says about itself:
Learn how illustrator Pedro Fernandes is creating a new poster of nesting birds for the Cornell Lab of Ornithology’s NestWatch citizen-science project.
See also here.
- New birds-of paradise video (dearkitty1.wordpress.com)
- What birds are doing with your cigarette butts (boingboing.net)
- Cigarette Butts Help Bird Nests Repel Parasites (geekosystem.com)
- How birds are used to monitor pollution (3quarksdaily.com)
- United States marbled murrelet decline (dearkitty1.wordpress.com)
- Everglades bird nesting declines (miamiherald.com)
- Birds in 2012, video (dearkitty1.wordpress.com)
- Birds in Mexico use cigarette butts to keep parasites at bay (pri.org)