Read the passage and fill in the gaps with the given words.
predators, ornaments, endangered, tusks, earth, species, nature, fashionable, statuettes, extinct, palaces, strong, fur, ivory
1) __ "species"is another word for kinds of plants and animals."..." means
they are in danger of becoming extinct."..." means that a species no longer exists . For example, we can say that dinosaurs are ... .
2) ____For millions of years, since people began to live on the ..., they
have used animal furs* to keep warm. Today women pay a lot of money for expensive ... coats, as they want to be ... . Another example is the elephant.
Many centuires ago, people discovered that they could use the ... of elephant ... .
Tusks are used for making teeth, ... , bracelets and other ... even for
decorating the walls ... .
3) ____ Thirty years ago the bald eagle was a disappearing species. It was an
endangered ... . Then people stopped killing and began protecting it.
4) ____Plants and animals are important on our planet . If any plant or animal disappears , this will disturb everything else-other species will also disappear .
5)____Even ... , which kill and eat other animals which are weak . So , only healthy
and kill those animals which are weak . So , only healthy and ... animals keep living . In this way nature selects healthy individuals to continue the life
of the species . This is called "natural selection" .