Southeast England is the stronghold of the hawfinch in Britain. The Hawfinch first flew in March 1927. The European population of the hawfinch is estimated to be between 7,200,000 and 12,600,000 individuals. The Hawker Hawfinch was a British single-engined biplane fighter of the 1920s. Some authorities place these two grosbeak species together with the hawfinch in the genus "Coccothraustes". The Hawfinch was a two-bay biplane with staggered wings. The hawfinch ("Coccothraustes coccothraustes") is a passerine bird in the finch family Fringillidae. In Eastern England the hawfinch is present in the Breckland of East Anglia. In Scotland, Scone Palace near Perth is the most well-known site in Scotland for hawfinch. The hawfinch has an overall length of , with a wingspan that ranges from . The hawfinch is a shy species, and therefore difficult to observe and study. In Devon (Southwest England), the hawfinch is largely confined to the upper Teign Valley.