bitterns fly
bitterns飞翔
bitterns nesting
bitterns筑巢
bitterns calling
bitterns鸣叫
bitterns habitat
bitterns栖息地
bitterns marsh
bitterns沼泽
bitterns song
bitterns鸣叫声
bitterns hunting
bitterns捕猎
bitterns winter
bitterns冬季
bitterns migration
bitterns迁徙
bitterns presence
bitterns存在
we heard the distinctive call of bitterns in the marsh.
我们听到了沼泽中产鸟的独特鸣叫声。
the bittern's camouflage helps it blend into the reeds.
产鸟的伪装有助于它融入芦苇丛中。
a solitary bittern stood motionless on the bank.
一只孤独的产鸟站在岸边一动不动地。
bitterns are wading birds often found near water.
产鸟是鸻鸟，通常在水边发现。
the conservation status of bitterns is a concern.
产鸟的保护状况令人担忧。
we observed several bitterns hunting in the evening.
我们观察到几个产鸟在晚上捕猎。
the bittern's booming call echoed across the wetland.
产鸟的轰鸣声在湿地回响。
bitterns feed on fish, frogs, and insects.
产鸟以鱼、青蛙和昆虫为食。
the presence of bitterns indicates a healthy ecosystem.
产鸟的存在表明生态系统健康。
we used binoculars to spot the elusive bitterns.
我们用双筒望远镜来发现那些难以捉摸的产鸟。
bitterns nest amongst dense vegetation.
产鸟在茂密的植被中筑巢。
the survey aimed to assess bittern populations.
这项调查旨在评估产鸟种群数量。
bitterns fly
bitterns飞翔
bitterns nesting
bitterns筑巢
bitterns calling
bitterns鸣叫
bitterns habitat
bitterns栖息地
bitterns marsh
bitterns沼泽
bitterns song
bitterns鸣叫声
bitterns hunting
bitterns捕猎
bitterns winter
bitterns冬季
bitterns migration
bitterns迁徙
bitterns presence
bitterns存在
we heard the distinctive call of bitterns in the marsh.
我们听到了沼泽中产鸟的独特鸣叫声。
the bittern's camouflage helps it blend into the reeds.
产鸟的伪装有助于它融入芦苇丛中。
a solitary bittern stood motionless on the bank.
一只孤独的产鸟站在岸边一动不动地。
bitterns are wading birds often found near water.
产鸟是鸻鸟，通常在水边发现。
the conservation status of bitterns is a concern.
产鸟的保护状况令人担忧。
we observed several bitterns hunting in the evening.
我们观察到几个产鸟在晚上捕猎。
the bittern's booming call echoed across the wetland.
产鸟的轰鸣声在湿地回响。
bitterns feed on fish, frogs, and insects.
产鸟以鱼、青蛙和昆虫为食。
the presence of bitterns indicates a healthy ecosystem.
产鸟的存在表明生态系统健康。
we used binoculars to spot the elusive bitterns.
我们用双筒望远镜来发现那些难以捉摸的产鸟。
bitterns nest amongst dense vegetation.
产鸟在茂密的植被中筑巢。
the survey aimed to assess bittern populations.
这项调查旨在评估产鸟种群数量。
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