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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]
Sea snake Temporal range: Oligocene – Recent Pre๊ ๊ O S D C P T J K Pg N Yellow-bellied sea snake (Hydrophis platurus) on a Costa Rica beach Scientific classification Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Class: Reptilia Order: Squamata Suborder: Serpentes Superfamily: Elapoidea Family: Elapidae Groups included Hydrophiinae Laticaudinae Range of sea snakes shown in lime ...
Sea snakes, crocodiles, and marine iguanas only dive in inshore waters and seldom dive deeper than 10 meters (33 feet). Some of these groups can make much deeper and longer dives. Emperor penguins regularly dive to depths of 400 to 500 meters (1,300 to 1,600 feet) for 4 to 5 minutes, often dive for 8 to 12 minutes, and have a maximum endurance ...
The dwarf sea snake is bluish or grayish blue dorsally, merging to yellowish ventrally, with 35–58 deep bluish-black crossbands. The crossbands are as wide or wider than the interspaces, well defined in younger specimens, but obscure in older specimens. The head is black, and in juveniles may also have a yellowish horseshoe-shaped mark.
Stokes's sea snake is one of the heaviest and stoutest seasnakes, with the longest fangs of any marine snake. [4] Its fangs are long enough to pierce a wetsuit. [5] Its mid-ventral scales are enlarged to form a distinct keel on its belly, the keel frequently broken up into two wart-like tubercles. [6]
An Australian YouTuber shared the video on his social media. “What is that?” he said.
L. laticaudata hunting in the coral reefs offshore in Ko Samui, Thailand.. Ventral scales of this snake are large, one-third to more than one-half the width of the body; the nostrils are lateral; nasal scales are separated by internasals; 19 longitudinal rows of imbricate scales are found at midbody; no azygous prefrontal shield is present; rostral scales are undivided; ventrals number 225 ...