They are all either breeding stock or are recovering from injury and intended to be reintroduced into the wild.
Hares, for a long period extinct, were reintroduced about 1830, rabbits are very numerous, and the northern limit of the hedgehog is drawn at Lerwick.
The "browse," after removal of the "grey" slag, is reintroduced, ore added, and, after a quarter of an hour's heating, the mass again placed on the work-stone, &c.
It was cultivated by the Arabs in Spain about 961, and is mentioned in an English leechbook of the 10th century, but seems to have disappeared from western Europe till reintroduced by the crusaders.
Since then the increase of plantations has led to the partial restoration of the species in the south of Scotland and the north of England; and it was reintroduced into Dorset early in the 19th century.