greylag

常见例句

• Lorenz studied instinctive behavior in animals, especially in greylag geese and jackdaws.
  劳伦兹研究了动物的本能行为，重点研究了是灰鹅和寒鸦。
• Study on photoperiodic regulation of reproductive seasonality of Guandong greylag geese
  光照对广东灰鹅繁殖季节性的影响研究
• Greylag goose
  灰雁
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