Above their forheads. Almost on theiir backs
All whales have a blowhole. It is how they breath. Some have one and some have two. The blue whale has two.
Blue Whales are mammals. They need to breathe under water just the way all other of its family members need to. Blowholes are its Nostrils that are located on the top of whale's head.Blowholes are...
Yes, they do.
It's blue.