Слайд 2 Their homeland is Australia and the tropics. They are big bullies,
but they are also funny birds.
Слайд 3 There are over 100.000 million birds in the world altogether. Birds
come all in different sizes and colors.
Слайд 4 There are a great many birds, that can be taught to
say a few words. But the real talking birds can be taught to say long sentences.
Слайд 5 The best talking birds are parrots.
Слайд 6
Many people believe that the ability to talk depends on the
structure of a bird’s tongue.
Слайд 7Most biologists believe that birds do not understand the words they say.