Elementary My Dear Hoatzin By Rachel Rowland
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Transcript of Elementary My Dear Hoatzin By Rachel Rowland
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Elementary My Dear Hoatzin
By Rachel Rowland
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What noise do I make?
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HoatzinOpisthocomus hoatzin
Peculiar Bird of the Amazon: Why?
1.Vocalizations2.Odor3.Digestive Tract4.Food Selection5.Communal
Nesting6.Wing claws
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Odor
Hoatzins are sometimes referred to as Stinkbird.
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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
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Awkward!
• Large gut makes it hard to fly• Callus developed for easier resting while digesting• Most of their day is spent sitting
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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
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Communal Nesting• Large dry season groups• Breeding groups• Breeders/Helpers• Clutch size 1-5 eggs (Avg = 2)
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Claws like prehistoric Archaeopteryx?
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Abandon ShipWho let him drive this thing?!?!
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Ferraro Films Video?http://www.ferrarofilms.net/EDUCACION/VIDEOS/Hoatzin.mp4
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Questions?
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Thank You!