Metallic-green Tanager

Tangara labradorides

Small tanager found in Andean subtropical zone from Colombia to Peru. Unique seafoam green color, often appearing fairly dull. Greener than Golden-naped Tanager and lacks the spangled appearance of Beryl-spangled Tanager. Also note small black mask, black nape, and black wings with thin green edges. Buffy undertail coverts and vent only visible at some angles. Sexes alike. A fairly common member of mixed flocks from around 1,300–2,300 m, in cloud forest and edges.

分类信息

The blue-and-black tanager was first described as Tanagra (Aglaia) labradorides by Auguste Boissonneau in 1840 on the basis of a specimen from Santa Fe, Colombia. The generic name Tangara comes from the Tupí word tangara, meaning dancer. The specific name labradorides is from the French pierre de Labrador (feldspar), and the Ancient Greek -ides, meaning resembling, referring to the species' metallic blue-green color, which resembles that of feldspar. Metallic-green tanager is the official common name designated by the International Ornithologists' Union (IOC).<p>The metallic-green tanager is one of 27 species in the genus Tangara. It was previously thought to form a species group with the blue-browed and golden-naped tanagers. However, phylogenetic studies have shown that the golden-naped tanager is only distantly related to the other two species in the group. Its relation with the blue-browed tanager is also unclear, as some studies have shown the metallic-green tanager to be sister to the blue-browed tanager, but others have found this grouping to be paraphyletic.<p>There are two recognized subspecies of the metallic-green tanager. DNA studies have shown that the rate of divergence between in nucleotide sequences between the two subspecies is higher than that of several other tanagers currently recognized as distinct species.

学名
Tangara labradorides
命名信息
(Boissonneau, 1840)
Passeriformes
Thraupidae
Tangara

分布与栖息地

迁徙
Resident species

保护状况

种群趋势
stable

照片

分布

鸟叫声

其他鸟类

Silver-beaked Tanager

Silver-beaked Tanager

Ramphocelus carbo

A common understory tanager of suburban areas and forest edge. The bright silver beak stands out on red-and-black males, but the dull gray beak of evenly maroon females and immatures is less obvious. Frequently gives a loud, metallic “pink” call. Active in bushes and other dense growth near the ground, often popping up briefly before dropping nervously back into the undergrowth.

Black-polled Yellowthroat

Black-polled Yellowthroat

Geothlypis speciosa

Very local but fairly common in highland marshes of central Mexico; endemic. Favors extensive reed beds bordering lakes and adjacent bushes near water. Male is distinctive, with black mask blending into dark greenish upperparts (lacks pale border to mask of Common Yellowthroat, which occurs in same areas); also note extensively yellow underparts and dark legs. Female is darker overall than female Common Yellowthroat, with dark (not pinkish) legs. Voice subtly distinctive.

Yellow-billed Cuckoo

Yellow-billed Cuckoo

Coccyzus americanus

Slender, long-tailed bird that is more often heard than seen. Brown above and white below, with a yellow bill. Look for the large white spots on underside of tail. Wings flash rufous, especially obvious in flight. Stealthy and shy in dense forests and riparian areas, often sitting motionless for long periods of time. Feeds mainly on caterpillars and other insects. Uncommon but widespread breeder across much of North America; more southerly distribution than Black-billed Cuckoo. Winters in South America, where care should be taken to separate from very similar Pearly-breasted Cuckoo, which lacks rufous tones in wing. Separated from Black-billed Cuckoo by bill color, wing color, and tail pattern. Listen for its hoarse cooing song and knocking calls.

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