Fishes
The oldest swimmers. More than half of all vertebrates live underwater.
The first fishes have arrived; the full branch is growing.
Where fishes sit on the tree
Meet the stars
★ Great White SharkThe Shark Who Looked UpOne famous great white shark swam from Africa to Australia and back, about 20,000 kilometres, in under a year.3 min story
★ Common SeahorseThe Father With a Secret PocketAmong seahorses it is the father who gives birth, releasing hundreds of tiny babies from a pouch on his belly.3 min story
★ CoelacanthThe Fish Time ForgotDeclared extinct for 66 million years, the coelacanth turned up alive in a fishing net off South Africa in 1938.4 min story
★ European EelThe Sea She Had Never SeenEvery European eel is born in the Sargasso Sea and swims thousands of kilometres home across the Atlantic to spawn once, then dies.4 min story
★ Atlantic MudskipperThe Fish Who Left the Sea BehindAn Atlantic mudskipper spends most of its day out of water, walking on its front fins and breathing through its skin.3 min story
★ Ocean SunfishThe Sun That Learned to SwimThe heaviest bony fish on Earth starts life as a larva the size of a pinhead, from a clutch of about 300 million eggs.3 min story
★ Atlantic SalmonThe Water That Called Her HomeAn Atlantic salmon finds her way back to the exact stream where she hatched by smell, leaping waterfalls up to 3 metres high to get there.4 min story