144813 Great Tit Parus major L 14-15cm. Bold, well-marked bird with distinctive song. Sexes are separable with care. Adult male has white cheeks on otherwise black head; black throat continues as black line down centre of breast on otherwise yellow underparts. Upperparts are greenish and blue but note white wingbar. Adult female is similar but with narrower black line on breast. Juvenile is duller than adult. Voice Utters harsh tche-tche-tche alarm call. Song is variation on teecha-teecha-teecha theme. Status Common resident of lowland woodlands and gardens.