question: How are male chickens able to be identified ?
answer: cocks , are usually larger , more boldly coloured , and have more exaggerated plumage than females ( hens ) .
turker_answer: Male chickens are able to be identified as cocks , are usually larger , more boldly coloured , and have more exaggerated plumage than females ( hens ) .
rule-based: Male chickens are able to be identified by cocks , are usually larger , more boldly coloured , and have more exaggerated plumage than females ( hens ) .