Living in water adaptations
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Respiration of Pre-Vertebrates | Solely across body wall thus constraining body size; High surface area to volume ratio needed
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Respiration of Vertebrates | Gills allowed for a high surface area; Allowed for more size, activity, and niches;
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Respiration in Anoxic Environments | Gill chambers; Gas bladder; Swallow air; Air in mouth
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Buoyancy | Gas bladder allows for more than a benthic environment; Retaining fat/oil in livers
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Vision | The lens, not the cornea, does the focusing
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Olfactory and Taste | Taste receptors in and around mouth; Chemosense all over body, needing moist environment; Allows sense of gradients
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Touch | Lateral line is a canal with pores and a neuromast organ for detection of water pressure changes
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Electroreception | Electrolocation or as a defense
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LionsandGiants
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