archipelago
beak
bill
bird
bjorkoarholma
black
black cap
black eye
black head
dark carpal bar
dark red legs
dives
eye
flying arctic tern
hovers
long forked tail
long narrow pointed wings
long tail
long wings
marum
masterly flyer
pale grey
perching
plunging
roslagen
sea
seabird
sky
slender seabirds
sterna paradisaea
sternidae
stockholm archipelago
terns
uppland
white cheeks
wide spread primaries
wide spread wings
wild animals
wildlife