Olfaction

Olfaction, the sense of odor (smell), is the detection of chemicals dissolved in air (or in water, by animals that live under water).
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Olfaction in the animal kingdom
The importance and sensitivity of smell varies among different organisms: most mammals have a good sense of smell, whereas most birds do not. As an exception among birds, olfaction is important in the tubenoses.
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olfaction The act of smelling; the sense of smell.
olfactory sacs Structures on both sides of the head of fishes that are sensitive to chemical stimuli.
olfactory Pertaining to the sense of smell.
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Obestatin Oceanic zone Okazaki fragment OKT3[More] Olfaction, the sense of smell OligonucleotideA short polymer of, for example, 20 or so deoxyribonucleotides or ribonucleotides; thus a fragment of DNA or RNA.
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