用“Calidris canutus”造句大全，Calidris canutus造句
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。
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.
