Bartlett's Tinamou vs Slaty-breasted Tinamou
Crypturellus bartletti compared with Crypturellus boucardi
Side-by-Side Comparison
| Attribute | Bartlett's Tinamou | Slaty-breasted Tinamou |
|---|---|---|
| Scientific Name | Crypturellus bartletti | Crypturellus boucardi |
| Order | Tinamiformes | Tinamiformes |
| Family | Tinamidae | Tinamidae |
| Conservation Status | Least Concern | Vulnerable |
| Length | — | — |
| Wingspan | 27.1 cm (10.7 in) | 33.0 cm (13.0 in) |
| Weight | 241.0 g (8.50 oz) | 433.875 g (15.30 oz) |
| Diet | Grazes aquatic vegetation, grasses, and sedges in South American marshes; wades in shallow water; diet … | Ground-forager eating seeds, insects, and small fruits in open grasslands; diet shifts to seeds in … |
| Clutch Size | -- | 1-10 |
| 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.
Slaty-breasted Tinamou
Humid lowland and foothill forest from sea level to 800 m, from southern Mexico through Central America to northwestern Panama. Prefers undisturbed primary forest interior with dense leaf litter.
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.
Slaty-breasted Tinamou
A mournful, soft whistle, rarely heard and poorly documented due to its vulnerable status and secretive behavior in humid forest of Mexico and Central America.
Geographic Range & Migration
Bartlett's Tinamou
Ranges from southern Mexico through Central America to northern South America. Sedentary in humid lowland forest understory.
Slaty-breasted Tinamou
Found in a broad band across central South America from Bolivia and Brazil to northern Argentina. Sedentary in cerrado and dry forests.
Conservation Status
Bartlett's Tinamou
Slaty-breasted 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.
Slaty-breasted Tinamou
Brown upperparts barred blackish; crown and nape dark brown. Distinctive slate-gray breast contrasting with pale throat and buff belly. Red legs diagnostic. Threatened by habitat loss in Mesoamerica.
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.
Slaty-breasted Tinamou
A medium-sized tinamou with slate-grey breast, brown upperparts, and a reddish bill. Found in humid lowland and foothill forest from southern Mexico to Costa Rica. Terrestrial and secretive; calls with a plaintive two-note whistle heard in shady forest interior.