tundra swans below mount shasta

avian beneath biology bird birds california classic conservation conserve cycle cycles date distance ecology feathered flap flapping flight flock flocking formation full gamebirds geese goose group habit hills klamath lunar marsh migrate migrates migration migratory month moon mount mountain move national ornithology refuge season seasonal seasons shape shasta sky snow soar soaring strength teamwork time tulelake vast wildlife winged wings winter wonder rewild rewilding restore restoration swan swans renew renewal preserve healing