It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
This image was acquired from
Keywords from Image Description:
varied thrush variedthrush ixoreus naevius ixoreusnaevius glacier national park glaciernationalpark nps montana spring orinthology birds bird orange outdoor male Varied Thrush Ixoreus naevius. Photo David Restivo NPS male Varied Thrush Ixoreus naevius. Photo David Restivo NPS
Page 2017 Free-images.com. All images are Public Domain