COMPLETE THE SENTENSES USING THE WORDS FROM THE BOX. endanger, cardboard, include, cure, pigeons, species, insect, extinct,

1. Many species of animals can become extinct in the near future. 2. Nowadays many scientists say that some chemicals can cure human life. 3. Birds are animals. Are insects also animals? 4. Tourists photographed pigeons in Trafalgar Square. 5. Nelly\'s pig was a funny creature, with short legs, small ears and generally made of cardboard. 7. Lakes and ponds are natural habitats for frogs. What are usual habitats for snakes? 8. How many stories does the book include? 9. The crocodile is not a mammal, it\'s a reptile. 10. Don\'t worry, I\'ll not endanger your little rabbit.