Corriedale Corriedale Corriedale sheep are a dual purpose breed, meaning they are used both in the production of wool and meat. The Corriedale is the oldest of all the crossbred breeds, a Merino-Lincoln cross developed almost simultaneously in Australia and New Zealand and first brought to the United States in 1914. The Corriedale is internationally farmed, in Australia, New Zealand, the United States of America, Southern Brazil, Uruguay and Patagonia. Corriedales are one of the most popular sheep breeds in Uruguay. On the Falkland Islands, Polwarth and Corriedale form the main sheep breeds. Corriedale have a long life span, and are
Animal sexual behaviour birthplace, which reduces the chance of mating with a close relative. Toads display breeding site fidelity, as do many amphibians. Individuals that return to natal ponds to breed will likely encounter siblings as potential mates. Although incest is possible, "Bufo americanus" siblings rarely mate. These toads likely recognise and actively avoid close kins as mates. Advertisement vocalisations by males appear to serve as cues by which females recognise their kin. Animal sexual behaviour Animal sexual behaviour takes many different forms, including within the same species. Common mating or reproductively motivated systems include monogamy, polygyny, polyandry, polygamy and promiscuity. Other sexual