出典:Wikipedia
出典:『Wikipedia』 (2011/07/29 03:11 UTC 版)
The brown rat, common rat, sewer rat, Hanover rat, Norway rat, Brown Norway rat, Norwegian rat, or wharf rat (Rattus norvegicus) is one of the best known and most common rats.
オニネズミ類
a horse with a bright reddish-brown color
a horse with white hair dappled with black spots