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Old 02-19-2012, 02:29 PM   #1
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hummer Research News: Hummingbirds donít rely on taste when choosing food options

Research News: Hummingbirds donít rely on taste when choosing food options
Project FeederWatch Blog
The Cornell Lab of Ornithology
September 13, 2011


Quote:
Animals determine information about food in two ways: sensory input and physiological feedback. The sensory input in this context is taste. A hummingbird uses taste to immediately determine the caloric quality of a food. A food that contains more calories will taste more desirable.
Quote:
Physiological feedback is a much slower process Ė this is the information about the actual value of the food as it is digested. A hummingbird will only know how much energy their food is actually providing as it digests and uses those calories.
Quote:
What the researchers found was that the hummingbirds ...
Research News: Hummingbirds don?t rely on taste when choosing food options Project FeederWatch Blog
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