Catch the all-new movie, Wild Kratts: Creatures of the Deep Sea this Wednesday on #PBSKIDS! http://to.pbs.org/2fjXwf2 | PBS KIDS

This weekend we are also celebrating #WorldWhaleDay 🐳 by taking a closer look at the humpback whale! The humpback whale's scientific name, Megaptera, which means "big-winged," was inspired by the animals long “wings” or pectoral fins that can grow to 16 feet in length. Their fin-tastic fins are the longest of any whale, nearly measuring 1/3 of their body length. Not only useful when it comes to balance and steering in the water, but allows these graceful creatures to undertake incredibly long m