WorldAtlas

The oceans cover roughly 71 percent of Earth's surface, holding about 97 percent of the planet's water, a figure commonly cited by sources such as WorldAtlas. Interest in the statistic is tied to wider discussion of ocean health, climate change, and how little of the deep sea has actually been explored or mapped by scientists.

WorldAtlas has published a rundown of the most venomous creatures in the sea, highlighting which marine animals pose the greatest danger to humans. The piece surveys venomous ocean species such as jellyfish, stonefish and sea snakes, detailing how their toxins work and where encounters are most likely. Readers are sharing and discussing which of these creatures is the deadliest.