Certain types of animal must also be obtained from designated breeding or supplying establishments.

At first, significantly higher-yielding cellulose sources can come from conventional breeding, experts say.

Yet her success stems from more than just beauty and breeding.

This terminology is distinct from animal husbandry or breeding of species in captivity.

Removal of all old fences and signs left over from previous breeding on the island (90 per cent complete).

From Friesian breeding, the Vlaamperd is a very dark color.

Birds from captive breeding will be introduced on new islands.

A variety of different colour mutations have arisen from experimental breeding on fur farms.

She would be given no new husbands, as her health had begun to suffer from constant breeding.

Genetic engineering is different from traditional breeding, where the organism's genes are manipulated indirectly.