Rhea pennata
The Lesser Rhea, *Rhea pennata*, is a captivating, flightless ratite native to South America, often referred to as Darwin's Rhea or Puna Rhea due to its distribution and historical discovery. Slightly smaller than its cousin, the Greater Rhea, it stands approximately 90-100 cm (35-39 inches) tall and weighs 15-25 kg (33-55 lbs), with males typically larger. Its plumage is a distinctive greyish-brown, flecked with white spots that become more prominent on its back and wings, providing excellen...
Inhabits arid grasslands, steppe, puna high-altitude plateaus, and open scrublands, ranging from sea level up to 4,500 meters (14,800 ft) in the Andes.
An omnivorous grazer and browser, primarily consuming leaves, stems, seeds, roots, and fruits, supplemented by insects, spiders, and small vertebrates.
Lesser Rheas are primarily diurnal, spending their days foraging and resting, often congregating in small, loose flocks outside the breeding season. Their foraging strategy is opportunistic, grazing on vegetation and browsing for insects and small vertebrates across their extensive home ranges. D...
The Lesser Rhea's geographic distribution spans parts of South America, primarily in Argentina, Bolivia, Chile, and Peru. Two main subspecies are generally recognized: *Rhea pennata pennata* (the southern Lesser Rhea), found in the Patagonian steppes of southern Argentina and Chile, typically at ...
Near Threatened
- The Lesser Rhea is also known as Darwin's Rhea, named after Charles Darwin, who encountered it during his voyage on HMS Beagle. - Despite having large wings, they are flightless, using their wings primarily for balance when running at high speeds or for courtship displays. - Male Lesser Rheas a...