Tundra swan eggs at Yukon Delta National Wildlife Refuge in Alaska

Five white eggs in a grass nest in open lowland near a coast

Tundra swan eggs at Yukon Delta National Wildlife Refuge in Alaska

Tundra swan eggs sit in a relatively open nest at Yukon Delta National Wildlife Refuge in Alaska.
Image
Photo By/Credit
Nathan Graff/USFWS
Ecosystem
Coastal
Media Usage Rights/License
Public Domain
Subject tags
Birds
Coastal zone management