The Book of Household Management by Mrs. Beeton

769. WHATEVER DIFFERENCE IN ITS PHYSICAL NATURE, climate and soil may

produce in this animal, his functional characteristics are the same in whatever part of the world he may be found; and whether in the trackless forests of South America, the coral isles of Polynesia, the jungles of India, or the spicy brakes of Sumatra, he is everywhere known for his gluttony, laziness, and indifference to the character and quality of his food. And though he occasionally shows an epicure's relish for a succulent plant or a luscious carrot, which he will discuss with all his salivary organs keenly excited, he will, the next moment, turn with equal gusto to some carrion offal that might excite the forbearance of the unscrupulous cormorant. It is this coarse and repulsive mode of feeding that has, in every country and language, obtained for him the opprobrium of being "an unclean animal."