WebThe ornithologist John Gould identified Darwin's South American "ostrich" or "petisse" as a new species [middle above, & below], and named it Rhea darwinii after its discoverer.Its … The rheas , also known as ñandus (/ˈnænduːz/ NAN-dooz) or South American ostriches, are large ratites (flightless birds without a keel on their sternum bone) in the order Rheiformes, native to South America, distantly related to the ostrich and emu. Most taxonomic authorities recognize two extant species: the greater or American rhea (Rhea americana), and the lesser or Darwin's rhea (Rhea penna…
Ch. 16 Flashcards Quizlet
WebJan 23, 2024 · While Darwin’s rhea is considered the least endangered rhea in its native regions by the International Union for Conservation of Nature (IUCN), the larger Puna rheas are considered near-threatened. The IUCN Red List now lists the ostrich as a “Least Concern” (LC) species, but the common ostrich’s population is in decline. ... Darwin's rhea or the lesser rhea (Rhea pennata) is a large flightless bird, the smaller of the two extant species of rheas. It is found in the Altiplano and Patagonia in South America. See more The lesser rhea stands at 90 to 100 cm (35–39 in) tall. Length is 92 to 100 cm (36–39 in) and weight is 15 to 28.6 kg (33–63 lb). Like most ratites, it has a small head and a small bill, the latter measuring 6.2 to 9.2 cm (2.4 … See more It is known as ñandú petiso, or ñandú del norte, in Argentina, where the majority live. Other names are suri and choique. The name ñandú comes from the greater rhea's name in Guaraní, ñandu guazu, meaning big spider, possibly in relation to their habit of alternately … See more Darwin's rhea lives in areas of open scrub in the grasslands of Patagonia and on the Andean plateau (the Altiplano), through the countries of Argentina, Bolivia, Chile, and Peru. All subspecies prefer grasslands, brushlands and marshland. However, the nominate subspecies prefers … See more Darwin's rhea is categorized as least concern by the IUCN. The former southern nominate subspecies remains relatively widespread and locally fairly common. Its range is estimated at 859,000 km (332,000 sq mi). The situation for the two former northern … See more Three subspecies have traditionally been recognized: • R. p. garleppi is found in the puna of southeastern See more The lesser rhea is mainly a herbivore, with the odd small animal (lizards, beetles, grasshoppers) eaten on occasion. It predominately eats saltbush and fruits from cacti, as well as … See more During the second voyage of HMS Beagle, the young naturalist Charles Darwin made many trips on land, and around August 1833 heard from gauchos in the Río Negro area of Northern Patagonia about the existence of a smaller rhea, "a very rare bird which they … See more robandkelly2023.minted.us
Charles Darwin - Wikipedia
WebQuestion: Match the following observations made by Darwin to the conclusions drawn from each. Then, select the overarching conclusion Darwin came to after his travels. Observation Conclusion The Earth is very old and changes over very long periods of time Rhea birds in South America look similar to African ostriches Overarching Conclusion New species … WebLesser Rhea: English (United States) Lesser Rhea: French: Nandou de Darwin: French (French Guiana) Nandou de Darwin: German: Darwinnandu: Greek: Μικρή Ρέα ... WebApr 7, 2024 · The smaller of the two extant species of rheas, Darwin's rhea (Rhea pennata), is also known as the lesser rhea. It can be found in South America's Altiplano and Patagonia. It is 90–100 cm (35–39 in) tall, weighs 15–25 kg (33–55 lb), and has longer wings than other ratites, allowing it to run faster. snow certificate