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| Fourteen Years with the black-necked Cranes the Black-necked Crane I Know | |
| 摘 要： | The black-necked crane that is rarely known to peopleThere lived32species of cranes in the history of the earth,but now there are only15species.Of the15species,the black-necked crane is the last species found by mankind.It was found in Qinghai Lake of Chi… |
| 本文献已被 CNKI 等数据库收录！ | |