What does a happy bird mean?

A happy bird is a very happy bird. Happy Birds is a cheerful and beautiful piece of Orff's music. Be a happy bird and stick to it. Happy birds are also called whipping toucans. Feathers are mainly black, the throat, chest and upper tail bottom are white, the lower tail bottom is red, the eyes are light blue, the periphery is orange, the beak is huge and yellow, the lower part and mouth peak are red and orange, and the tip is black, with a total length of 55 to 65 cm. The claw has a structure of front two toes and back two toes, and its body is like a drop.