Значения для термина "red bills" отсутствуют.
1 They may be sea-gulls with red bills , yes.
2 A walk around Inner Farne is guaranteed to provoke an attack by Arctic terns, whose blood- red bills signal their murderous intentions.
3 I will try to bring home some cages of birds-Capecanaries and 'roode bekjes' ( red bills ) , darling little things.
4 Numbers of pelicans, with some gulls and red bills , frequented the shoals, and the country itself was very sandy wherever they landed.
5 These birds are often gaily coloured; some have coral- red bills ; the sexes are exactly alike, and the nest is in a hole in sloping ground.
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