| 1. | He is wearing a bedraggled war bonnet, its plumage askew.
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| 2. | In most countries, men display their plumage in cruder ways.
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| 3. | Most species have bright plumage with few differences between the sexes.
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| 4. | The plumage of juvenile birds generally resembles that of the female.
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| 5. | Their soft plumage is cryptically coloured to resemble bark or leaves.
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| 6. | However, some birds cannot be safely sexed on plumage alone.
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| 7. | The plumage of immature pelicans is darker than that of adults.
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| 8. | Plumage variation between the sexes is closely related to breeding system.
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| 9. | The adult s whitish back contrasts with the otherwise dark plumage.
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| 10. | Its plumage is patterned by the pale fringes of the feathers.
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