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Elementary My Dear Hoatzin By Rachel Rowland. What noise do I make?. Hoatzin Opisthocomus hoatzin. Peculiar Bird of the Amazon: Why? Vocalizations Odor Digestive Tract Food Selection Communal Nesting Wing claws. Odor. Hoatzins are sometimes referred to as Stinkbird . - PowerPoint PPT Presentation
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Elementary My Dear Hoatzin
By Rachel Rowland
What noise do I make?
HoatzinOpisthocomus hoatzin
Peculiar Bird of the Amazon: Why?
1.Vocalizations2.Odor3.Digestive Tract4.Food Selection5.Communal
Nesting6.Wing claws
Odor
Hoatzins are sometimes referred to as Stinkbird.
Foregut Fermentation(Before stomach)
Photo taken from http://people.eku.edu/ritchisong/RITCHISO/birddigestivetract on May 21, 2009.
• Microbes in the foregut • Breaks down tough cell walls• Long retention time
Awkward!
• Large gut makes it hard to fly• Callus developed for easier resting while digesting• Most of their day is spent sitting
Obligate Folivore
Say what?Diet consists of only plants (including the one pictured on the right).
• Atypical in birds• Primarily young leaves• Rarely eats other plant parts• No water
Communal Nesting• Large dry season groups• Breeding groups• Breeders/Helpers• Clutch size 1-5 eggs (Avg = 2)
Claws like prehistoric Archaeopteryx?
Abandon ShipWho let him drive this thing?!?!
Ferraro Films Video?http://www.ferrarofilms.net/EDUCACION/VIDEOS/Hoatzin.mp4
Questions?
Thank You!