. The bird; its form and function . Fig 98.—Feather-like tongue of Toco 1 oucan. The tongue of a flamingo is thick and fleshy, fillingthe entire cavity of the lower mandible and in shapereflecting its crookedness. The upper edges of the man-. Yir,. 09.—Tongue of Flamingo within lower mandil)le (natural position). dible approach each other so closely that they perma-nently inclose the tongue, motion being only possible in Organs of Nutrition 127 a forward or backward direction. Along the sides of thetongue are two series of fleshy teeth, in shape exactlylike the poison-fangs of a rattlesnake. M
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Reading Room 2020 / Alamy Stock PhotoImage ID:
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. The bird; its form and function . Fig 98.—Feather-like tongue of Toco 1 oucan. The tongue of a flamingo is thick and fleshy, fillingthe entire cavity of the lower mandible and in shapereflecting its crookedness. The upper edges of the man-. Yir, . 09.—Tongue of Flamingo within lower mandil)le (natural position). dible approach each other so closely that they perma-nently inclose the tongue, motion being only possible in Organs of Nutrition 127 a forward or backward direction. Along the sides of thetongue are two series of fleshy teeth, in shape exactlylike the poison-fangs of a rattlesnake. Mention must be made of the unique and greatlyspecialized tongues of Hummingbirds and Honey Creepers.The outer edges of this organ are curled into two tubes,