bald eagle pair in a lake and mountain background

2 avian bald biology bird birds cloudy conservation cycle dead distance distant eagle eagles ecology evil feathered flap flight fly flying form formation geese goose grassy habit hills klamath lake landscape lower marsh mount move national ornithology pair pattern perched reeds rock season seasonal shape shine silhouettes sinister sky snow soar soaring strength teamwork tules vast waterfowl wetlands wild wilderness wildlife winged wings wonder