Question

why the persentage of birds going down​

Answer 1

Watch the movie 2.0 you will understand.......

The answer is their in the movie.

Hope it helps... ❤

Answer 2

Answer:

Although the decline is staggering, there are ways to stop it, or at least slow it down. The successes that waterfowl species have seen can be adapted for other habitats – and habitat is the key word here. The major reason for bird species decline is loss of habitat, especially grasslands and forests.