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Quite often, honeybees form a majority on the willow catkins.

As we have already seen in the first chapter, bumblebees are bigger, hairier, and much more colorful than honeybees, exhibiting various combinations of black, yellow, white and orange.

Let us not try to key them out at this stage of the game, and let us just call them Bombus.

There must be several dozen species in the United States alone.

If you really insist on knowing their names, an excellent book on the North American species is Bumblebees And Their Ways by O. E. Plath.