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Blackbirds are familiar visitors to most gardeners’ plots where they are fond of feeding on earthworms and other insects. The birds are also partial to berries, seeds and fruit and will happily visit bird feeders too, if you leave them out, especially in winter when food is harder to find. They are socially monogamous and most couples stay together for life. The female does all the incubating and brooding, although males will help feed chicks. The chicks hatch after two weeks and are fed by both parents for another two weeks before they fledge, bec