英文關鍵字
bird
blacklegged
bred
breed
building
danger
display
eat
environment
family
fed
feed
feeding
flight
fly
food
gull
inhabits
kittiwake
kittiwakes
laridae
ledge
location
mate
natural
nature
nest
nesting
pair
people
public
redlegged
related
safe
safety
seabird
seaside
species
two
wildlife
window