【明報專訊】Down:

1. Crocodiles are not born female or male. Instead, the _ _ _ _ _ _ _ _ _ _ _ (溫度) around the area determines their sex.

4. When crocodiles rest on river banks with their mouths open, they are cooling off themselves as they _ _ _ _ _ (流汗) through their mouths.

Across:

2. As semiaquatic (半水棲的) animals, crocodiles have _ _ _ _ _ _ (有蹼的) feet.

3. Though crocodiles have fierce looking teeth, they only use them for grasping their preys. To digest their food, they swallow stones that grind food inside their _ _ _ _ _ _ _ _ (胃).

5. Though similar in appearances, alligators (短吻鱷) and crocodiles belong to different _ _ _ _ _ _ _ _ (科). You can tell them apart by their mouth. Alligators have shorter and wider snouts (口鼻部).

(Answers on next text)

■Glossary

determine (v) 決定

grasp (v) 抓住

grind (v) 磨

tell ... apart (phr v) 分辨

[Smarties' Power English 第205期]