Duba zuwa sashi na ƙasa sannan ka amsa tambayar daga baya a cikin yare iri ɗaya kamar yadda sashi: Passage: P. m. saturatus, wanda Leonhard Hess Stejneger ya bayyana a 1885, yana haifuwa a Sakhalin, tsibirin Kuril, Japan, Taiwan da Koriya ta Kudu. Ya fi zurfin launin ruwan kasa fiye da nau'ikan da aka ambata kuma yana da ƙugiya mafi girma. Tambaya: A wace shekara ne Stejneger ya bayyana P. m. saturatus?
Shekara ta 1885