From horseshoe crabs to crocodiles, some of these creatures have looked about the same for hundreds of millions of years.

Dive into the depths of the ocean to discover seven rare deep-sea creatures so strange and elusive, you won't believe they ...

Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.

Scientists in a submarine in the South China Sea found a reddish ocean animal with over 70 feet and discovered a new species, a study said. Photo from Sarah Lee via Unsplash Scientists onboard a ...

Dive to places uninhabitable by humans and encounter regal whales and colorful reef life. Ocean Animals features the world’s most charismatic animals that inhabit a realm humans can only fleetingly ...

In the Red Sea off the coast of Egypt and in the Banda Sea off the coast of Indonesia, more than two dozen animals were found to glow for the very first time by a dive team. Aviv Perets via Unsplash ...

Rising human exploitation of the oceans is pushing ever further into regions that scientists increasingly suspect are full of conscious life. New research into creatures from sperm whales to octopuses ...