Mallard Duck swimming
Images
A Spectacled Eider carrying an intracoelomic radio transmitter near the Colville River. To track the movements of Spectacled Eider and other waterfowl for extended periods of time, intracoelomic radio transmitters were surgically implanted in birds during the late 90s through the early 2010s.
A Spectacled Eider carrying an intracoelomic radio transmitter near the Colville River. To track the movements of Spectacled Eider and other waterfowl for extended periods of time, intracoelomic radio transmitters were surgically implanted in birds during the late 90s through the early 2010s.
![Mallard duck being held by scientists with gloved hands while another scientist swabs duck's cloacal.](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/masonry/public/media/images/Mallard%20Swabbing.jpg?itok=ENK0d6Bx)
USGS biologists swab a hen mallard duck for avian influenza in Rio Grande County, Colorado.
USGS biologists swab a hen mallard duck for avian influenza in Rio Grande County, Colorado.
Close up of a Costa's hummingbird perched on twig.
Close up of a Costa's hummingbird perched on twig.
Jon Plissner (USFWS Biologist) bands a Black-footed Albatross on Midway Atoll, Northwest Hawaiian Islands.
Jon Plissner (USFWS Biologist) bands a Black-footed Albatross on Midway Atoll, Northwest Hawaiian Islands.