【摘 要】
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白鶴,也稱西伯利亞鶴,是一種大型遷徙性涉禽類。由於數量稀少,而被國際生物學界公認爲世界瀕危鶴類之一。近幾年來,中國動物學工作者在江西省鄱陽湖發現了白鶴越冬羣,並對其
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白鶴,也稱西伯利亞鶴,是一種大型遷徙性涉禽類。由於數量稀少,而被國際生物學界公認爲世界瀕危鶴類之一。近幾年來,中國動物學工作者在江西省鄱陽湖發現了白鶴越冬羣,並對其數量、食性等進行了觀察和研究。考察表明,當地温暖的氣候和豐
Crane, also known as Siberian crane, is a large migratory wading bird. Due to its scarcity, it is recognized as one of the world’s endangered cranes by the international community of biology. In recent years, zoologists in China found the white-winged cranes in Poyang Lake, Jiangxi Province, and observed and studied their numbers, feeding habits and so on. The inspection showed that the local warm climate and abundance
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