Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- proper noun A taxonomic
genus within thefamily Thraupidae .
Etymologies
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Examples
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There are three endemic subspecies: Tristan thrush Nesochicla eremita (850 pairs), thick-billed bunting Nesospiza wilkinsi (VU, 2,000 pairs) and Tristan bunting Nesospiza acunhae (VU, 10,000 pairs).
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For example, Phylica arborea trees, which provide an important habitat and food source of for the endemic grosbeak bunting (Nesospiza wilkinsi dunnei), are recovering on cliffs above Edinburgh since a ban on cutting was passed.
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Tristan is quite remarkable in supporting three endemic genera: Atlantisia, Nesocichla, and Nesospiza.
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Nesospiza buntings have speciated at the Tristan da Cunha archipelago, resulting in the Tristan bunting (Nesospiza acunhae) and Wilkins 'bunting (N. wilkinsi), which are significantly different in size and co-occur without interbreeding on Nightingale Island.
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Color variation and hybridization among Nesospiza buntings on inaccessible island, Tristan da Cunha.
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