Calidris canutus造句

Either of two migratory sandpipers(Calidris canutus or irostris)that breed in Arctic regions.

Every year toward the end of May, virtually the entire population of Calidris canutus rufa [a kind of red knot] funnels into Delaware Bay to rest and eat.

每年快到五月底的时候，实际上全体Calidris canutus rufa鸟(红腹滨鹬的一个亚种)蜂拥而来，到特拉华湾歇脚和吃食。