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20 Cards in this Set
- Front
- Back
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What are the marine reptiles?
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Squamata, Chelonia, and Crocodilia.
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What are true sea snakes?
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In the family Hydrophiidae, they are marine and live-bearing.
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What are sea kraits?
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In the family Laticaudidae, they are amphibious and egg-laying.
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What are Natricinae?
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In the family Colubridae, they are worldwide, widespread, and non-venomous.
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What are Homalopsinae?
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In the family Colubridae, they reside from Asia to Australia and are weakly venomous.
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What are sea snakes adaptation to marine environment?
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Salt excreting glands under the tongue, a paddle-shaped tail, and flaps over nostrils.
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What is a sea snakes diet?
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Fish and fish eggs.
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What is the sea snakes habitat?
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Shallow reefs.
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What is the family Iguanidae?
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They have a flattened tail, elongate claws, blunt snout, three-cusped teeth, and salt glands. They swim by lateral undulation.
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What are the physiological differences in intertidal biota?
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Tolerance to conditions, for example.
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What are behavioral and ecological differences in intertidal biota?
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Change in movements, feeding, competition, disturbance, associations, and succession.
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What is tolerance against water loss?
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Mobile animals move with the water, move into moist cracks/burrows, or take refuge under algae or seagrasses.
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What are adaptations against temperature?
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Reduce heat gain, increase heat loss.
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what are adaptations against mechanical stress?
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Some mollusks attach themselves permanently, others take shelter or create strong temporary anchors.
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What are reasons for little short-term movement of sediment in estuaries?
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Current energy is dispersed, algal mats help stabilize subsurface, and many burrowing animals are present.
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What is a fjord?
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An area of high salinity water flanked by high sand bars with lower salinity water above it.
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What are cobble-to-boulder sediment substrate regions?
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They have regular, violent disturbance, large organisms, and interstitial inhabitants.
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What are sand sediment substrate regions?
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They experience regular wave shock, and have a well-oxygenated and stable subsurface.
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What are the characteristics of a sea pansy (Renilla)?
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A flat rachis w/polyps, a flexible peduncle.
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What are characteristics of mud regions?
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There is little short-term movement, have a stable surface and subsurface, and many burrowing animals and deposit feeders.
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