5. MODERN WORLD » Стр.63 (2B)

B. Read again and answer the questions. 1. How are Hector's dolphins different from other dolphins? – They are rounder than other dolphins and have got a round, black fin. They are also the smallest dolphins in the world. 2. How many Hector s dolphins live in the waters of New Zealand today? – About 7000. 3. Why do dolphins die when they can’t get out of a fishing net? – Because they can’t breathe. 4. Why are plastic bags a danger? – Because they may eat them and die. 5. What mustn't we do if we see a dolphin? – We mustn’t try to touch or feed it.