The back and tail feathers of an American Goldfinsh

An American Goldfinch is held in hand as staff examine its back, wings, and tail feathers
Photo By/Credit
Nathan Rathbun/USFWS
Date Shot/Created
05/09/2025
Media Usage Rights/License
Public Domain
Image
An American Goldfinch that was captured in a mist net is examined to determine age and sex by looking at its tail feathers and coloration.
Facility
Minnesota Valley National Wildlife Refuge
Species
Carduelis tristis
Subject tags
Bird banding