question: What are some of the major concerns with extensive breeding programs such as free range ?
answer: the birds are exposed to adverse weather conditions and are vulnerable to predators and disease-carrying wild birds .
turker_answer: Some of the major concerns with extensive breeding programs such as free range are that the birds are exposed to adverse weather conditions and are vulnerable to predators and disease-carrying wild birds .
rule-based: Some of the major concerns with extensive breeding programs such as free range are the birds are exposed to adverse weather conditions and are vulnerable to predators and disease-carrying wild birds .