OCEA 2000X Lecture Notes - Lecture 5: Hydrophiinae, Seaweed, Ovoviviparity
31 Aug 2016
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Do not control their own body temperature; the environment does. Marine reptiles generally inhabit tropical and subtropical waters. Sea snakes are adapted to life at sea. Marine iguanas live in the galapagos islands. A hideous-looking creature, of a dirty black colour, stupid, and sluggish in its movements. (charles darwin, 1839) Two species of crocodile live in coastal waters. Largest crocodiles, with males attaining lengths of 7 metres and weights of 1000 kilograms. Sea turtles cover large distances at sea, yet return to specific nesting beaches. 500 species of birds are considered sea birds because they spend a significant portion of their time at sea. Surface feeding - often adept at dynamic soaring. Utilise air flow over waves to stay aloft efficiently. Alight and dip to acquire small prey items. Pursuit feeding - graceful and fast underwater, but often awkward on land. Awkwardness on land favours remote, crowded nesting sites (ex. Plunge feeding - strike from above in dramatic fashion (ex.
