英文關鍵字
american
background
bird
birds
creek
eating
erythrorhynchos
feeding
fish
fishing
hayden
hunting
meal
national
pair
park
pelecanus
pelican
pond
river
two
valley
water
white
yellowstone
英文關鍵字
american
background
bird
birds
creek
eating
erythrorhynchos
feeding
fish
fishing
hayden
hunting
meal
national
pair
park
pelecanus
pelican
pond
river
two
valley
water
white
yellowstone