| 31. | The hindwings are pale rufous, with an opalescent black gloss.
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| 32. | The hindwings are pale rufous with an oblique black discoidal bar.
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| 33. | The forewings are rufous fawn, with a few brown striae.
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| 34. | The rufous hummingbird is the most widespread species in western North America.
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| 35. | The species are plumaged in black, grey and rufous.
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| 36. | The wings are rufous with two distinct white wing bars.
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| 37. | The helmet vanga is mostly black with a rufous back.
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| 38. | The rufous-tailed scrub robin is larger than the European robin.
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| 39. | An all-rufous color phase has been noted in Central Africa.
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| 40. | The uppertail coverts are bronzed and the undertail coverts are unmarked rufous.
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