Beluga whale

Beneath the vast Arctic and Antarctic ice sheets, there’s a weird world unlike any other

The globetrotting, dandyish Arctic charr’s story is full of mysteries–not least its links to Loch Ness

Discover what makes these graceful ocean mammals leap for joy.

Dave Lewis recalls a trip to explore the National Museum of Wales’ collection of rare and unusual fish, and asks why these sorts of catches seem to be becoming more common

Hop aboard as Daisy Dobrijevic sets sail to discover the world’s most unusual beasts.

Of all the strange and wonderful animals that live in the deep sea, perhaps the most tantalising are the ones that are occasionally glimpsed by deep-submerged cameras, then swim off into the darkness