Bartlett's Tinamou vs Spotted Nothura
Crypturellus bartletti comparé à Nothura maculosa
Side-by-Side Comparison
| Attribut | Bartlett's Tinamou | Spotted Nothura |
|---|---|---|
| Nom scientifique | Crypturellus bartletti | Nothura maculosa |
| Ordre | Tinamiformes | Tinamiformes |
| Famille | Tinamidae | Tinamidae |
| Statut de conservation | Least Concern | Least Concern |
| Longueur | — | — |
| Envergure | 27,1 cm (10.7 in) | 24,8 cm (9.8 in) |
| Poids | 241,0 g (8.50 oz) | 256,0 g (9.03 oz) |
| Régime alimentaire | Grazes aquatic vegetation, grasses, and sedges in South American marshes; wades in shallow water; diet … | Migratory grazer feeding on grasses, sedges, and grain; winter diet heavily supplemented with cereal crops … |
| Taille de la couvée | -- | 3-9 |
| Population Trend | — | — |
Habitat Comparison
Bartlett's Tinamou
Lowland humid forest in the western Amazon basin of Peru, Ecuador, and adjacent Colombia and Brazil. Prefers undisturbed terra firme and seasonally flooded forest interior below 400 m.
Spotted Nothura
Pampas grassland, agricultural fields, pasture, and open scrubby areas from sea level to 3,000 m across Argentina, Uruguay, Paraguay, southern Brazil, and Bolivia. Very tolerant of human-modified landscapes.
Song & Call Comparison
Bartlett's Tinamou
A soft, repeated whistle from Amazonian lowland forest. Less well known than other Crypturellus; its call is a simple 2-note descending whistle given from dense cover.
Spotted Nothura
A rapid, repeated whistle described as 'ki-ki-ki' or a trill. One of the most vocal and frequently heard South American tinamous in campos and grassland habitats.
Geographic Range & Migration
Bartlett's Tinamou
Ranges from southern Mexico through Central America to northern South America. Sedentary in humid lowland forest understory.
Spotted Nothura
Restricted to the Andes of southern Chile and adjacent Argentina. Sedentary in Valdivian temperate forest at low to mid elevations.
Statut de conservation
Bartlett's Tinamou
Spotted Nothura
How to Tell Them Apart
Bartlett's Tinamou
Brown upperparts with fine blackish barring; crown dark. Throat whitish to pale buff; breast rufous-brown. Belly buff-white. Reddish legs. Small tinamou of Amazonian lowland forests; sexes similar.
Spotted Nothura
Heavily spotted and streaked; buff and brown upperparts with bold dark spots. Pale central crown stripe; buff supercilium. Throat and belly white with spotted breast. Rufous in wings. Common and …
About These Birds
Bartlett's Tinamou
A small brown tinamou with obscure barring and a grey throat, named after naturalist Edward Bartlett. Found in the western Amazon basin in Peru, Ecuador, and adjacent Brazil. Terrestrial and cryptic; detected mainly by its soft clear whistle in humid forest.
Spotted Nothura
The most common and widespread nothura, with pale brown plumage heavily spotted with black and buff. Found in pampas grasslands, agricultural land, and open scrub across Argentina, Uruguay, Brazil, and Bolivia. Highly terrestrial; flies rarely. Calls with a rapid descending trill.