heuglin meaning in Chinese

霍伊格林

Big gulls have been absent here on several winter visits ( a late february visit last year produced up to 60 , mostly heuglin ' s , gulls )
这个冬天最近几次来这里观鸟，都没有看到黑脊鸥(去年二月的一次观鸟行，看到约六十只，大部分是灰林银鸥) 。
Adult winter heuglin ' s gull : the primary moult begins much later than in other big gulls and progresses slowly through the winter , and moult limits can usually be seen into january - february of the following year ( p9 - 10 )
灰林银鸥成鸟冬羽：初级飞羽换羽时间较其他种为迟而且整个冬季都在缓慢换羽，所以第二年一二月一般都还可以看到换羽的界限( p9 - 10 ) 。
Adult winter heuglin ' s gull : note dark saddle , head streaking typically restricted to nape and “ collar ” , bright yellow legs ( which usually become a much duller yellow mid - winter ) and old primaries lacking white tips
灰林银鸥成鸟冬羽：注意其鞍部羽色暗灰、头部纵纹一般仅限于后颈及领部、脚鲜黄色(在冬季中期会变得较暗黄色) 、而且初级飞羽旧羽没有白色羽尖。