オンドリタイランチョウ vs カタジロアマツバメ
Alectrurus tricolor compared with Aeronautes montivagus
Key Differences
- オンドリタイランチョウ is Vulnerable while カタジロアマツバメ is Least Concern.
Taxonomic Classification
| Rank | オンドリタイランチョウ | カタジロアマツバメ |
|---|---|---|
| Kingdom same | Animalia (動物) | Animalia (動物) |
| Phylum same | Chordata (脊索動物) | Chordata (脊索動物) |
| Class same | Aves (鳥類) | Aves (鳥類) |
| Order | Passeriformes (スズメ目) | Apodiformes (アマツバメ目) |
| Family | Tyrannidae | Apodidae |
| Genus | Alectrurus | Aeronautes |
| Species | Alectrurus tricolor | Aeronautes montivagus |
Evolutionary Relationship
オンドリタイランチョウ and カタジロアマツバメ share a common ancestor at the Class level: Aves. (鳥類)
Conservation Status
オンドリタイランチョウ
VU — Vulnerableカタジロアマツバメ
LC — Least ConcernPhysical Characteristics
| Attribute | オンドリタイランチョウ | カタジロアマツバメ |
|---|---|---|
| Diet | — | — |
| Average Lifespan | — | — |
| Average Length | — | — |
| Average Weight | — | — |
Habitat & Geographic Range
オンドリタイランチョウ
Typically found in various aerial, terrestrial, and aquatic environments.
Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.
カタジロアマツバメ
Typically found in various aerial, terrestrial, and aquatic environments.
Distributed across Colombia, Ecuador, Norway, and Venezuela.
オンドリタイランチョウ
The cock-tailed tyrant (Alectrurus tricolor) is a striking and unusual flycatcher in the family Tyrannidae, named for the remarkable elongated, spatula-shaped outer tail feathers of the male, which can exceed the body length and are displayed during aerial courtship flights over open grasslands. The species inhabits wet and seasonally flooded grasslands, cerrado savanna, and campos in the interior of South America, including central Brazil, eastern Bolivia, Paraguay, and northeastern Argentina — not Norway, as erroneous database entries suggest. Males combine conspicuous black, white, and rufous plumage with their extraordinary tail streamers in an elaborate display to attract females on leks; females are cryptically streaked brown. The cock-tailed tyrant is a ground- and low-vegetation forager, preying on insects and other small invertebrates gleaned from grass stems and caught in aerial sallies. The species is classified as Vulnerable by the IUCN due to extensive and continuing conversion and degradation of its native Neotropical grassland habitat through intensive soy and sugarcane agriculture, cattle ranching, fire management changes, and drainage of seasonally flooded grasslands. Populations have declined significantly across much of its range, particularly in Brazil and Paraguay. The species is a flagship for threatened grassland conservation in South America, where relatively little protection has historically been directed at open-country habitats compared to forest ecosystems.
カタジロアマツバメ
シロハシアマツバメ(Aeronautes montivagus)はIUCNレッドリストで軽度懸念(LC)に分類されています。生息域全体に広く分布し個体群は安定しており、緊急の保全上の懸念はありません。
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