Duroc is a heritage breed, which means it has a long history of breeding and has not been crossbred. Heritage pigs are often ...

Their popularity has left ever more heritage breeds at risk of extinction ... performance means more of what humans value, such as pigs with extra ribs, prolific egg-laying hens and sheep with ...

1. There are 11 native British pig breeds and all of them are at risk of extinction according to the Rare Breeds Survival Trust. Most pork and bacon comes from cross-bred hybrid pigs which started ...

Some Aussie farmers love heritage breeds A cohort of Australian farmers is working hard to conserve dozens of endangered livestock breeds such as Large Black pigs, Shropshire sheep and Belted Galloway ...

local heritage breeds also have unique symbolic and culinary value. A cohort of Australian farmers is working hard to conserve dozens of endangered livestock breeds such as Large Black pigs ...