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[10] Olive sea snake, Aipysurus laevis. On land, their movements become very erratic. They crawl awkwardly in these situations and can become quite aggressive, striking wildly at anything that moves, although they are unable to coil and strike in the manner of terrestrial snakes. [7] [8] Sea snakes appear to be active both day and night.
The elegant sea snake (Hydrophis elegans) is a highly venomous sea snake in the family Elapidae. They are found off the coast of Western Australia, Northern Territory and Queensland. The elegant sea snake is a medium, and slender animal growing to a length of 2 meters (6.6 feet), although in 2008 one was found at a length of 2.6 meters (8.5 feet).
Hydrophis peronii, commonly known as the horned sea snake, Peron's sea snake, and the spiny-headed seasnake, [1] is a species of venomous snake in the subfamily Hydrophiinae of the family Elapidae. The species is endemic to the western tropical Pacific Ocean. [4] It is the only sea snake with spines on the head.
• Sea snake (bottom right) Marine reptiles are reptiles which have become secondarily adapted for an aquatic or semiaquatic life in a marine environment. Only about 100 of the 12,000 extant reptile species and subspecies are classed as marine reptiles, including marine iguanas, sea snakes, sea turtles and saltwater crocodiles. [1]
Disteira major (Olive-headed or greater sea snake) Disteira nigrocincta Disteira walli (Wall's sea snake) Enhydrina schistosa (Beaked sea snake, hook-nosed sea snake, common sea snake, Valakadyn sea snake) Enhydrina zweifeli (Sepik or Zweifel’s beaked seasnake) Hydrophis; Hydrophis belcheri (Faint-banded sea snake, Belcher's sea snake)
In general, sea snakes are able to respire through their skin. Experiments with the yellow-bellied sea snake, Hydrophis platurus, have shown that this species can satisfy about 20% of its oxygen requirements in this manner, allowing for prolonged dives. The sea kraits (Laticauda spp.) are the sea snakes least adapted to aquatic life. Their ...
Curiously, Emydocephalus is the only sea snake that does not possess palatal teeth. [5] Contrary to the foraging habits of other snakes, the turtle-head tends to eat smaller, more frequent meals rather than larger, infrequent prey: this sea snake feeds solely on fish eggs; specifically, the eggs of demersal fish that attach to the substrate, such as those of damselfish, blennies, and gobies.
Additionally, sea snakes are widespread throughout the Indian and Pacific oceans. Around thirty families are currently recognized, comprising about 520 genera and about 3,900 species. [5] They range in size from the tiny, 10.4 cm-long (4.1 in) Barbados threadsnake [6] to the reticulated python of 6.95 meters (22.8 ft) in length. [7]