Blue blood may look alien, but it’s one of evolution’s most elegant solutions to life in extreme environments. Here’s how ...

A bright green sea slug along America’s coast feeds on sunlight, not food, borrowing plant power to survive months unfed, ...

The bumphead sunfish (Mola alexandrini) is one of the strangest and most impressive giants in the ocean. With a flattened, ...

Some animals do not have red blood like humans. From spiders to octopuses, their copper-rich blue blood helps them survive ...

After years of playing Pokémon, I’ve started noticing which real-world animals still don’t have proper in-game versions - and ...

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A new study on blue sharks shows that their movement patterns in the open ocean are closely linked to internal energy stores ...

A decade-long study led by Penguin Watch, at the University of Oxford and Oxford Brookes University, has uncovered a record ...

Discover animals who don’t sleep in a conventional way! Learn about marine mammals like dolphins and orcas that use ...

Unlike their shelled relatives, which can tuck in and hide from predators and environmental factors, sea slugs are just out there.

Discover the fascinating world of unique organisms, like the tardigrade and spiny-headed worm, that have developed incredible ...

Deep sea holds alien-like species. The frilled shark, a living fossil, remains a mystery. Its unique anatomy includes six ...