Among the most adept swimmers are sea snakes, which spend their entire lives in the ocean, and water snakes that live in and around fresh-water habitats in the eastern half of the United States.

The state has issued an advisory to beach goers and ocean users about a sea snake sighting on the Big Island. Courtesy photo The sighting of a highly venomous yellow-bellied sea snake at Honoli’i ...

A 6ft snake swam towards a couple’s boat off the coast of Ibiza in the latest report of snakes swimming in the sea and worrying tourists. Stefanie Daub and her husband took a boat in Ses Balandres to ...

The live three-foot yellow-bellied sea snake that washed ashore at Honoli’i Beach is "potentially lethal to humans" Shyla Watson is a digital news editor at PEOPLE. She has been working at PEOPLE ...

A highly venomous, yellow-bellied sea snake was found washed up at Honoli’i Beach in Hilo last week, according to the Hawaii Department of Agriculture. These sea snakes are rarely seen onshore in ...