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southern yellow-billed hornbill vs silvery-cheeked hornbill

Tockus leucomelas versus Bycanistes brevis

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Jogue um quiz com southern yellow-billed hornbill e silvery-cheeked hornbill

southern yellow-billed hornbill (Tockus leucomelas) southern yellow-billed hornbill
silvery-cheeked hornbill (Bycanistes brevis) silvery-cheeked hornbill

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Em resumo

A forma e tamanho do bico são as marcas de campo mais confiáveis para distinguir entre o southern yellow-billed hornbill e o silvery-cheeked hornbill. O southern yellow-billed hornbill tem um bico menor e mais esguio em comparação com o bico robusto e maior do silvery-cheeked hornbill. Os observadores também devem notar as distintas diferenças de coloração na plumagem.

Dicas de identificação

  1. Tamanho e forma do bico: O southern yellow-billed hornbill tem um bico amarelo menor e esguio, enquanto o silvery-cheeked hornbill tem um bico maior e mais robusto.
  2. Plumagem: Procure o bico amarelo brilhante do southern yellow-billed hornbill em comparação com o rosto mais escuro e prateado do silvery-cheeked hornbill.
  3. Tamanho: O silvery-cheeked hornbill é visivelmente maior que o southern yellow-billed hornbill.

Tamanho

O silvery-cheeked hornbill é significativamente maior que o southern yellow-billed hornbill.

Plumagem

O southern yellow-billed hornbill tem uma plumagem predominantemente cinza e branca com um bico amarelo brilhante, enquanto o silvery-cheeked hornbill tem uma aparência geral mais escura com um rosto cinza-prateado e um corpo preto.

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The bill shape and size are the most reliable field marks to distinguish between the Southern Yellow-billed Hornbill and the Silvery-cheeked Hornbill. The Southern Yellow-billed Hornbill has a smaller, more slender bill compared to the robust, larger bill of the Silvery-cheeked Hornbill. Observers should also note the distinct coloration differences in the plumage.

  1. Bill size and shape: The Southern Yellow-billed Hornbill has a smaller, slender yellow bill, whereas the Silvery-cheeked Hornbill has a larger, more robust bill.
  2. Plumage: Look for the bright yellow bill of the Southern Yellow-billed Hornbill compared to the darker, silvery face of the Silvery-cheeked Hornbill.
  3. Size: The Silvery-cheeked Hornbill is noticeably larger than the Southern Yellow-billed Hornbill.

The Silvery-cheeked Hornbill is significantly larger than the Southern Yellow-billed Hornbill.

The Southern Yellow-billed Hornbill has a predominantly grey and white plumage with a bright yellow bill, while the Silvery-cheeked Hornbill has a darker overall appearance with a silvery-grey face and a black body.

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southern yellow-billed hornbill · silvery-cheeked hornbill · Minhas aves difíceis