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Argentavis magnificens ( ave argentina magnífica) es una especie extinta de ave Catartiforme de la familia Teratornithidae, es la única especie descubierta del género Argentavis. Los restos fósiles fueron encontrados en Argentina en el año 1979; se cree que se extinguió en el Mioceno superior, entre ocho a seis millones de años antes del presente.
Argentavis is an extinct genus of teratornithids known from three sites in the Epecuén and Andalhualá Formations in central and northwestern Argentina dating to the Late Miocene (Huayquerian), where a good sample of fossils has been obtained. The type species, A. magnificens, is sometimes called the giant teratorn.
30 de may. de 2009 · By studying its skeleton, Chatterjee estimated the maximum amount of power that its flight muscles could have generated. And while substantial, it was still 3.5 times less than the minimum amount...
Hábitat y extinción. Preguntas Frecuentes. El gigante de los cielos: Argentavis, el ave prehistórica que desafía la noción de los dinosaurios. Argentavis magnificens, también conocido como el ave terrorífica de Argentina, fue una especie de ave gigante que vivió hace aproximadamente 6 millones de años en Sudamérica.
24 de jul. de 2007 · We calculate the flight performance of the gigantic volant bird Argentavis magnificens from the upper Miocene (≈6 million years ago) of Argentina u... The aerodynamics of Argentavis, the world's largest flying bird from the Miocene of Argentina | PNAS
12 de jul. de 2023 · This bird, sometimes called the Giant Teratorn, is an extinct species known (as of 2006) from three sites from the late Miocene (6 million years before present) of central and northwestern Argentina, where a good sample of fossils has been obtained. The humerus (upper arm bone) of Argentavis is somewhat damaged.
Description. The single known humerus (upper arm bone) specimen of Argentavis is somewhat damaged. Even so, it allows a fairly accurate estimate of its length in life. Argentavis humerus was only slightly shorter than an entire human arm. The species apparently had stout, strong legs and large feet which enabled it to walk with ease.
