2 a nightjar in deep - leaved shadow called three long notes , and hushed 一只欧夜鹰在密密的树叶间发出三声长啼，旋即静默无声。
2.
Teams will also employ different skills such as hearing the owls or nightjar churring during mid - night to record bird species 他们也会在赛事中运用不同技术，如在深宵聆听猫头鹰和欧夜鹰的鸣叫声等来寻找鸟类。
3.
All teams will design their own route , which usually covers the birdwatching hotspots such as long valley , tsim bei tsui and tai po kau . teams will also employ different skills such as hearing the owls or nightjar churring during mid - night to record bird species . participating teams include junior police call team and baptist wing lung secondary school team formed by young birdwatchers 比赛当日，各队伍将自行定出观鸟路线，前往本地的观鸟热门地点如?原尖鼻嘴及大埔? ，运用各种观鸟技巧，日间找寻雀踪，晚上细听鸟鸣，务求在24小时内记录到最多品种取胜。
