Slaty-breasted Tinamou vs Andean Tinamou
Crypturellus boucardi compared with Nothoprocta pentlandii
Side-by-Side Comparison
| Attribute | Slaty-breasted Tinamou | Andean Tinamou |
|---|---|---|
| Scientific Name | Crypturellus boucardi | Nothoprocta pentlandii |
| Order | Tinamiformes | Tinamiformes |
| Family | Tinamidae | Tinamidae |
| Conservation Status | Vulnerable | Least Concern |
| Length | — | — |
| Wingspan | 33.0 cm (13.0 in) | 29.6 cm (11.7 in) |
| Weight | 433.875 g (15.30 oz) | 316.01666666666665 g (11.15 oz) |
| Diet | -- | Herbivorous grazer feeding on grasses and aquatic sedges near wetlands; supplements diet with aquatic invertebrates … |
| Clutch Size | 1-10 | 5-8 |
| Population Trend | — | — |
Habitat Comparison
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.
Andean Tinamou
Andean valleys, foothills, scrubby slopes, and agricultural land at 1,500–4,000 m from Ecuador through Peru and Bolivia to northwestern Argentina. Tolerates degraded and cultivated areas with scrub remnants.
Song & Call Comparison
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.
Andean Tinamou
A rising 2-note whistle from Andean scrub and grassland. Frequently heard during early morning. Considered a vocal species within its highland habitat.
Geographic Range & Migration
Slaty-breasted Tinamou
Andean Tinamou
Inhabits forests and edges in a broad arc from Costa Rica to northern Argentina and southeastern Brazil. Largely sedentary.
Conservation Status
Slaty-breasted Tinamou
Andean Tinamou
How to Tell Them Apart
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.
Andean Tinamou
Gray-brown upperparts with blackish streaks and buff shaft-streaks. Pale buff supercilium. Breast spotted brown on buff. Belly whitish. Compact; common across Andean grasslands and scrub.
About These Birds
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.
Andean Tinamou
A medium-sized tinamou with brown streaked plumage and pale supercilium. Widespread in Andean foothills and inter-Andean valleys from Ecuador to Argentina. Adaptable and locally common; inhabits a variety of open and scrubby habitats at mid to high altitudes.