| 1. | There is nothing quite like a political campaign to exercise the olfactory organ.
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| 2. | Behind them are the rhinophores, olfactory organs which often have complex forms.
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| 3. | The olfactory organ, that is more developed than the one in the Mesogastropoda.
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| 4. | The head also thickens, the olfactory organ enlarges, and their teeth are lost.
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| 5. | Other ostracoderms, such as the Galeaspida are now known to have a paired olfactory organ.
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| 6. | The osphradium, the olfactory organ linked with the respiration organ, is usually relatively small.
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| 7. | The vast diversity of olfactory organs is largely attributed to the long evolutionary lifespan of fish.
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| 8. | The larvae are 4-10 mm long, with well-developed olfactory organs and no sexual dimorphism.
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| 9. | The sensitive olfactory organs help the male to detect the pheromones that signal the proximity of a female anglerfish.
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| 10. | Males use olfactory organs ( aesthetascs ) on their antennnules to detect soluble female sex pheromones ( distance pheromones ).
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