thrush vs Old World robin

Other hyponyms of thrush include missel thrush, mistle thrush, mistletoe thrush, Turdus viscivorus, mavis, song thrush, throstle, Turdus philomelos, fieldfare, snowbird, Turdus pilaris, redwing, Turdus iliacus, blackbird, European blackbird, merl, merle, ousel, ouzel, Turdus merula, ring blackbird, ring ouzel, ring thrush, Turdus torquatus, American robin, robin, Turdus migratorius, clay-colored robin, Turdus greyi, hermit thrush, Hylocichla guttata, Hylocichla fuscescens, veery, Wilson's thrush, Hylocichla mustelina, wood thrush, Luscinia megarhynchos, nightingale, Luscinia luscinia, thrush nightingale, chat, Old World chat, solitaire, redstart, redtail, wheatear, bluebird, Erithacus rubecola, redbreast, robin, robin redbreast, bluethroat, Erithacus svecicus.