All news on the topic: Marine Life

The blue-ringed octopus may look tiny but its venom packs a punch, with tetrodotoxin being strong enough to kill 20 humans by paralysing the body and stopping the victim from being able to breathe

The giant mammal, nicknamed Thor, was pictured snoozing on a floating harbour by Icelandic fisherman as he supervised one of his fishing boats in Breiddalsvik on Friday morning

Beautiful white-sided dolphins and a 56-year-old lone orca can be seen swimming in circles, stuck in tiny pools at Miami Seaquarium in Florida, just metres from the ocean

The oarfish was the first reported sighting in Ecuador this year. When they are seen it can be caused by storms washing them towards land and are believed to be a sign earthquakes or tsunamis

A wandering walrus named 'Thor' has turned up 100 miles further along the North Sea coast after visiting Scarborough, and forcing a council to axe its New Year's Eve fireworks