HIGHER REACHES ANSWERS: Don't let the pinks die out [November 21, 2017]

2. (i) They become pink when they exert energy.

(ii) They have blood vessels just below their skin.

3. There are only 47 pink dolphins left in the seas around Lantau Island; a lot of young pink dolphins die/the death rate of pink dolphin calves is high.

4. 2077

5. (i) half

(ii) plastic

(iii) fifth

(iv) responsible

(v) breeding

6. (i) F

(ii) T

(iii) NG

7. (i) more marine parks

(ii) It would help numbers of pink dolphins increase in Hong Kong, and their long-term growth in the Pearl River Delta.

8. go on a boat trip organised by Hong Kong Dolphinwatch; participate in the Saving the Handover Mascot movement (either answer)

9. C