Bartlett's Tinamou vs Undulated Tinamou
Crypturellus bartletti comparado con Crypturellus undulatus
Side-by-Side Comparison
| Atributo | Bartlett's Tinamou | Undulated Tinamou |
|---|---|---|
| Nombre científico | Crypturellus bartletti | Crypturellus undulatus |
| Orden | Tinamiformes | Tinamiformes |
| Familia | Tinamidae | Tinamidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 27,1 cm (10.7 in) | 34,5 cm (13.6 in) |
| Peso | 241,0 g (8.50 oz) | 550,6666666666666 g (19.42 oz) |
| Dieta | Grazes aquatic vegetation, grasses, and sedges in South American marshes; wades in shallow water; diet … | Ground-forager in South American dry forests; takes seeds, berries, and invertebrates; diet shifts to tubers … |
| Tamaño de la puesta | -- | 4-5 |
| 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.
Undulated Tinamou
Humid forests, forest edges, cerrado woodland, and gallery forest in the Amazon basin and adjacent cerrado from Venezuela and Colombia to Argentina. Tolerates seasonally flooded forest and disturbed secondary habitats.
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.
Undulated Tinamou
A loud, repeated undulating whistle that rises and falls — matching its name 'undulated'. Carries well through várzea forest and wetland edges across its broad range.
Geographic Range & Migration
Bartlett's Tinamou
Ranges from southern Mexico through Central America to northern South America. Sedentary in humid lowland forest understory.
Undulated Tinamou
Found in scrubby hillsides and forest edges from Mexico south through Central America to Honduras. Sedentary at low to mid elevations.
Estado de conservación
Bartlett's Tinamou
Undulated Tinamou
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.
Undulated Tinamou
Brown upperparts with pronounced wavy blackish barring and undulations. Pale buff-white throat; breast rufous-brown. Belly whitish with barred flanks. Reddish-orange legs diagnostic. Sexes similar.
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.
Undulated Tinamou
Tinamú ondulado (Crypturellus undulatus) — Tinamú de amplia distribución en Sudamérica, frecuente en zonas de Cerrado, bosque de galería y la periferia amazónica. Su canto 'pou-pou-pou' repetitivo es inconfundible. Hábitos terrestres.