【明報專訊】Down 1. Nocturnal animals sleep through the day and are ________ during the night. 4. To locate objects ahead, bats ____ a high-pitched sound that bounces off things within a certain range. This ability is called echolocation (回聲定位). Across 2. Foxes are mammals. They like to hunt at night. They wander at night in urban and suburban areas in _________ like the UK and Canada. 3. Aardvark (土豚) means "earth pig" in Afrikaans (南非語). The aardvark is a nocturnal mammal with long ears that give it superb hearing. It relies on its ______ of hearing and smell to avoid predators and to find insects for food. 5. Owls have _________ sight and hearing. Some of them can hunt by sound alone. (Answers on next text) ■ Glossary nocturnal (adj) 夜間活動的 wander (v) 遊盪 superb (adj) 極好的 predator (n) 捕食性動物
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