Similar to くちばし

Bird ringing

Wing

Comb (anatomy)

Ornithological Society of Japan

Gular skin

Notarium

Flight

Syrinx (bird anatomy)

Yamashina Institute for Ornithology

Chick (young bird)

Keel (bird anatomy)

Bird migration

Uncinate processes of ribs

Duck face

Aphthous stomatitis

Gag (medicine)

Temporomandibular joint

Submandibular duct

Mouth breathing

Whistling

Oral administration