Answer for exercise 4
The solution for exercise 4 in chapter 8 - The animal kingdom of Outcomes Advanced - Student's Book by Carol Nuttall and Amanda French
Question
Work in pairs. Think of an animal for each of the sentences in Exercise 3. Discuss why each action might be done.
Answer
- birds build nests – to make a secure, warm place to lay eggs and raise young
- a spider can sense the slightest movement – to capture prey
- a mole tunnels down into the earth – home, find food, escape predators
- a stick insect can blend into the background – escape predators, hide to leap out and catch prey
- a polar bear can withstand freezing temperatures – to survive in cold northern climate
- a beaver gnaws through tree bark – to eat, find prey, sharpen teeth, get logs to build dams
- a gorilla / ape puffs up its chest – to attract a mate, as a warning signal
- a shark or killer whale might leap out of the water and snatch its prey – to eat
- seals / bears store reserves of fat – when they hibernate, to withstand freezing temperatures
- pigs let out a high-pitched squeal – being killed, a warning, a mating call