Song thrush thrush recognizes the cuckoo's non-mimetic eggs. However, the song thrush does not demonstrate the same aggression toward the adult cuckoo that is shown by the blackbird. The introduced birds in New Zealand, where the cuckoo does not occur, have, over the past 130 years, retained the ability to recognise and reject non-mimetic eggs. Adult birds may be killed by cats, little owls and sparrowhawks, and eggs and nestlings are taken by magpies, jays, and, where present, grey squirrels. As with other passerine birds, parasites are common, and include endoparasites, such as the nematode "Splendidofilaria (Avifilaria) mavis" whose specific name "mavis"
Song thrush Turned", Romantic poet William Wordsworth references the song thrush, writing Hark, how blithe the throstle sings And he is no mean preacher Come forth into the light of things Let Nature be your teacher The song thrush is the emblem of West Bromwich Albion Football Club, chosen because the public house in which the team used to change kept a pet thrush in a cage. It also gave rise to Albion's early nickname, "The Throstles". Thrushes have been trapped for food from as far back as 12,000 years ago and an early reference is found in the "Odyssey": "Then, as