1. Your Inner Fish: Making Scents
Yaakov Malomet

2. Perception of Smell
Picture taken from: Neil Shubin’s Your Inner Fish, page 142

3. Perception of Smell
Brain’s single response to many signals sent by nerve cells interacting with molecules floating in the air
Can sense 5-10,000 different odors
Picture:

4. Jawless Fish vs. Mammals: Odor Genes
Mammals = highly specialized animals, use sense of smell more
Jawless Fish = Primitive, underwater
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5. Citations:
Shubin, Neil. "Making Scents." Your Inner Fish: A Journey Into The 3.5-Billion-Year History Of The Human Body. New York: Pantheon, Print.
Shubin, Neil. "Your Inner Fish: Teaching Tools." Tiktaalik Roseae: Home. University of Chicago, Web. 06 Sept <