pewnie nie wszystko, taki mądry nie jestem tu też moga być błędy ale chciałem pomóc....
po pierwsze: there are many, food chain, in the whole world,
( czemu ptaki i ssaki z dużej litery?)
Limited areas of occurrence,
to zdanie do zmiany (Endangered species features promote like) zaraz może coś wymyślę
Competing for the same food stocks,
The activity of people which has a negative influence on environment,
devastation\destruction of natural environment
climatical changes
spreading the new animal species.
zoos,
nie wiem co z tym zrobić :
International cooperation is important too
So,emerged organisation called union of protection of international
nature
zamiast so dałbym as
also Poles have contributed to this revolt
firstly: Don't exploit animals and plants so intensively because of their ability to regenerate ( zamast first napisz firstly itd secondly)
Don't change the earth in order no to broke the basic vital processes
Everything is necessary( nie lepiej important?) to keep animals and plants on earth alive
And then animal life on earth will be safe!