Cock-tailed Tyrant vs Scaly-naped Parrot / Scaly-naped Amazon
Alectrurus tricolor compared with Amazona mercenaria
Key Differences
- Cock-tailed Tyrant is Vulnerable while Scaly-naped Parrot / Scaly-naped Amazon is Least Concern.
Taxonomic Classification
| Rank | Cock-tailed Tyrant | Scaly-naped Parrot / Scaly-naped Amazon |
|---|---|---|
| Kingdom same | Animalia (Animals) | Animalia (Animals) |
| Phylum same | Chordata (Chordates) | Chordata (Chordates) |
| Class same | Aves (Birds) | Aves (Birds) |
| Order | Passeriformes (Songbirds) | Psittaciformes (Parrots) |
| Family | Tyrannidae | Psittacidae (True Parrots) |
| Genus | Alectrurus | Amazona |
| Species | Alectrurus tricolor | Amazona mercenaria |
Evolutionary Relationship
Cock-tailed Tyrant and Scaly-naped Parrot / Scaly-naped Amazon share a common ancestor at the Class level: Aves. (Birds)
Conservation Status
Cock-tailed Tyrant
VU — VulnerableScaly-naped Parrot / Scaly-naped Amazon
LC — Least ConcernPhysical Characteristics
| Attribute | Cock-tailed Tyrant | Scaly-naped Parrot / Scaly-naped Amazon |
|---|---|---|
| Diet | — | — |
| Average Lifespan | — | — |
| Average Length | — | — |
| Average Weight | — | — |
Habitat & Geographic Range
Cock-tailed Tyrant
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.
Scaly-naped Parrot / Scaly-naped Amazon
Typically found in various aerial, terrestrial, and aquatic environments.
Distributed across Colombia, Ecuador, Norway, and Venezuela.
Cock-tailed Tyrant
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.
Scaly-naped Parrot / Scaly-naped Amazon
A large, predominantly green amazon parrot with distinctive dark-scaled nape feathers and a patch of red on the wing, scaly-naped amazons inhabit humid montane forests of the northern and central Andes in Colombia, Venezuela, Ecuador, and Peru at elevations of 600–3,000 meters. Relatively little known compared to other amazons, they are found in pairs or small flocks feeding on seeds, fruit, and flowers in cloud forest. Listed as Least Concern.
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