When Dashi is accidentally swallowed by a whale shark, the Octonauts venture inside the huge fish to rescue her. A walrus mistakes Peso's medical bag for a clam and takes it home. Walruses don't like ...

A dangerous tidal wave washes all the fish up in the trees, which is also a big problem for the poison dart frogs who don't have enough puddles up in the trees for the tadpoles. Luckily, Tweak's new ...