It is a remarkable fact that these genera, comprizing a separate family Lumbricidae, when introduced into tropical and other countries, thrive abundantly and oust the indigenous forms. In gatherings of earthworms from various extra-European countries it is always found that if the collections have been made in cultivated ground and near the coast the worms are of European species; farther inland the native forms are met with.
Its acorn-fed swine are celebrated throughout Spain for their hams and bacon, and large herds of sheep and goats thrive where the pasture is too meagre for cattle.
While they are quite capable of taking up nitrates from the soil where and so long as these are present, they can grow and thrive in soil which contains no combined nitrogen at all, deriving their supplies of this element in these cases from the air.
The hardier forms of this set thrive in the open border, but the smaller sorts, like Queen Ann's jonquil, are better taken up in autumn and replanted in February; they bloom freely about April or May.
The olive-planting industry is becoming important; the trees thrive well, and the area devoted to their cultivation is annually increasing.
They thrive well there, as they do everywhere, but they are wool-sheep which produce slowly a secondary quality of mutton - thin and blue in appearance.
Of fruit trees the apple, pear, plum, cherry, medlar, pomegranate, fig, quince, as well as two kinds of vine, grow wild; oranges, sweet and bitter, and other Aurantiaceae thrive well in gardens and plantations.
But the vast majority of birds and mammals not only can endure a large range of temperature, but thrive best when they are subjected to it.
It will not thrive in rivers; in large ponds it readily reverts to the coloration of the original wild stock.
Along the shores of the Adriatic, which are exposed to the north-east winds, blowing coldly from over the Albanian mountains, delicate plants do not thrive so well in general as under the same latitude along the shores of the Tyrrhcnian Sea.