Unit 5 Flying High! Lesson 1: Vocabulary

The short feet of the penguins is an adaptation / evolve.

Some scientists believe that birds glided / evolved from dinosaurs.

The kids flap / glide their arms and make jet sounds as if they are flying every time a jet passes by.

The skaters soared / glided over the surface of the frozen lake.

He blue-bird makes its nest in a evolved/ hollow tree.

The plane soared / flapped into the sky.

The Mongolian eagle has a long adaptation/ wingspan relative to their
     body size.