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| Arredondo´s owl (Pulsatrix arredondoi). |
Tuesday, January 19, 2021
New findings of birds in paleontological and archaeological contexts of Cuba
Sunday, October 11, 2020
Our new paper on Greater Antillean land mammal extinctions is published!
With great pleasure (and relief after nearly a decade of research) here I announce the publication of our paper Assessing the role of humans in Greater Antillean land vertebrate extinctions: New insights from Cuba on the journal Quaternary Science Review. Also, here is a link for its free download to all parties interested, in the next fifty days.
I take this opportunity to thank all the coauthors of this paper, Ángelo Soto Centeno, Lázaro W. Viñola, Osvaldo Jiménez, Odlanyer Hernández de Lara, Logel Lorenzo, and Alexis Mychajliw – all respected specialists in their fields – for their significant contribution and participation in making this dream come true. Thank you.
Here is a brief abstract:
The Caribbean archipelago is a hotspot of biodiversity characterized by a high rate of extinction. Recent studies have examined these losses, but the causes of the Antillean Late Quaternary vertebrate extinctions, and especially the role of humans, are still unclear. Previous results provide support for climate-related and human-induced extinctions, but often downplaying other complex bio-ecological factors that are difficult to model or to detect from the fossil and archaeological record. Here, we discuss Caribbean vertebrate extinctions and the potential role of humans derived from new and existing fossil and archaeological data from Cuba. Our results indicate that losses of Cuba’s native fauna occurred in waves: one during the late Pleistocene and early Holocene, a second during the middle Holocene, and a third one during the last 2 thousand years, combining the arrival of agroceramists and later of Europeans. The coexistence of now-extinct species with multiple cultural groups in Cuba for over 4 thousand years implies that Cuban indigenous non-ceramic cultures exerted far fewer extinction pressures to native fauna than the later agroceramists and Europeans that followed. This suggests a determinant value to increased technological sophistication and demographics as plausible effective extinction drivers. Beyond looking at dates of first human arrival alone, future studies should also consider cultural diversity with attention to different bioecological factors that influence these biodiversity changes.
Highlights
Cuban land mammal extinctions occurred in several waves after the middle Holocene, most intensively during the last 2000 thousand years
Cuba lost nearly half of its land mammal fauna during the late Amerindian subinterval (< 1500 thousand years)
Most important extinction episodes occurred after the arrival of agroceramist cultures, and later, Europeans
Cultural diversity, demographics, technological sophistication, and naturally occurring factors must be considered in human-induced extinction models
Future extinction models must consider the complex and concomitant combination of bioecological and climatological factors
[in Spanish]
Con
gran gusto – y después de casi una década de investigación – anunciamos la
publicación de nuestro artículo “Assessing the role of humans in Greater
Antillean land vertebrate extinctions: New insights from Cuba” (Evaluación del
papel de los seres humanos en la extinción de vertebrados terrestres de las
Grandes Antillas: nuevas perspectivas desde Cuba) en la prestigiosa revista
Quaternary Science Review. Aprovechen y compártanlo con los amigos y
colegas que les interesen estos temas. Tomo este momento para agradecerle a los
coautores Ángelo Soto Centeno, Lázaro W. Viñola, Osvaldo Jiménez, Odlanyer
Hernández de Lara, Logel Lorenzo y Alexis Mychajliw por su arduo trabajo y
participación en hacer este sueño realidad.
Resumen
del trabajo:
El
archipiélago caribeño es un “punto caliente” de biodiversidad caracterizado por
una alta tasa de extinción. Los estudios recientes han examinado estas
pérdidas, pero las causas de las extinciones de vertebrados del Cuaternario
tardío de las Antillas, y especialmente el rol de los seres humanos, aún no
están claros. Los resultados anteriores brindan apoyo a las extinciones
inducidas por el hombre, pero a menudo se minimiza otros factores bioecológicos
que son difíciles de modelar o detectar a partir del registro arqueológico o
fósil. Aquí discutimos las extinciones de vertebrados en las Antillas Mayores y
el papel que han jugado los humanos en las extinciones más recientes desde la perspectiva
de datos arqueológicos y paleontológicos de Cuba. Nuestros resultados apoyan la
hipótesis de que las pérdidas de la fauna nativa de Cuba ocurrieron en ondas:
una durante el Pleistoceno tardío y el Holoceno temprano, una segunda durante
el Holoceno medio, y una tercera durante los últimos 2 mil años. Estos dos
milenios resultan ser los más importantes, combinando la llegada de los
agroceramistas y luego de los europeos como importantes golpes a la fauna. La
coexistencia de especies ahora extintas con múltiples grupos culturales en Cuba
por más de 4 mil años implica que las culturas indígenas no-ceramistas
ejercieron menos presiones de extinción sobre la fauna nativa que las agroceramistas
y los europeos que siguieron. Esto sugiere un valor determinante para la
sofisticación tecnológica y la demografía vías importantes de extinción. Más
allá de mirar las fechas de la primera llegada humana, los estudios futuros
también deben considerar la diversidad cultural y atención a diferentes factores
bioecológicos que influyen en los cambios de biodiversidad.
Recommended citation:
Orihuela, J., Viñola, L.W., Jiménez Vázquez, O., Mychajliw, A., Hernández de Lara, O., Lorenzo, L. and, Soto-Centeno, J. A. (2020a). Assessing the role of humans on Greater Antillean land vertebrate extinctions: new insights from Cuba. Quaternary Science Reviews, 249: https://doi.org/10.1016/j.quascirev.2020.106597
Friday, August 16, 2019
When did the turkey vulture arrive in Cuba?
Cathartidae fossils are known in the New World, confidently, since at least late Miocene, and more so during the Pliocene-Pleistocene epoch, meaning during the last 6 million years. Interestingly, fossil Cathartidae have been reported from the late Oligocene (~23 million years) of Mongolia (Emslie, 1988). With such a long fossil record, one would think that the presence of the turkey vulture in Cuba spans to the Pleistocene. At least, that was what was originally thought by Cuban paleontologists.
The source of uncertainty is because turkey vultures seem to have a poor fossil record in Cuba. Several remains found in cave deposits near the capital city of La Habana, in Cueva Lamas and Cueva del Túnel, were at first interpreted as Late Pleistocene in age (see Arredondo, 1984). These specimens were later revised by the Cuban paleornithologist extraordinaire, William Suárez, who concluded that these were modern specimens and not fossil material (mixing of bone remains in caves is a common phenomenon, and one must be extra careful in discerning what is a fossil, or subfossil, and what is modern).
Based on the research of the Cuban zooarchaeologist Osvaldo Jiménez, turkey vulture remains have been identified in early 17th-century colonial contexts of La Habana Vieja (Old Havana), which agree with documentation of the time. Jiménez argues that the species was already considered common in Jamaica by 1680, where it adopted the name of John Crow. It was from this island that the species spread into Cuba, Hispaniola, and Bahamas, becoming established by the late 18th century. It was further introduced in Puerto Rico during the 19th century for sanitary reasons (Jiménez and Arrazcaeta, 2008).
Two important accounts document the presence and widespread of the turkey vulture in Cuba during the colonial period. One is a mention made by the governor of the eastern department of Cuba, Juan Garcia de Navia Castrillón, in June of 1617. The other is a watercolor sketch made by soldier Henry Fletcher in august 1762, during the Siege of Havana by the British (see figure below). This illustration brings an interesting note that reads “head of a turkey buzzard or carrion crow, a fowl common in the West Indies. The body resembles very much a large brown turkey”. Both accounts support the apparent widespread of this species on the islands by then.
More recently, however, during our excavations of Cueva de los Nesofontes at Palenque Hill (source of several posts in this blog, available here and here), we encountered several unequivocal Cathartes aura subfossil remains in beds dated to less than a couple thousand years before the present (Orihuela, 2019). These fossils seem to reinstate that the turkey vulture was present in Cuba before European arrival for at least several thousands of years.
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| Cathartes aura from a cave deposit at Cueva de los Nesofontes, Cuba |
Cited Literature
Arredondo, O. (1980). Sinopsis de las aves halladas en depósitos fosilíferos Pleisto-Holocenicos de Cuba. Reporte de Investigación del Instituto de Zoología, 17: 1-35.
Emslie, S. D. (1988). The fossil history and phylogenetic relationships of condors (Ciconiiformes: Vulturidae) in the New World. Journal of Vertebrate Paleontology, 8(2):212-228.
Fletcher, Henry (1757–1765) Seven Year’s War journal of the 35th regiment on foot (unedited 1409 manuscript). John Carter Brown Library, Rhode Island.
Jiménez Vázquez, O. and Arrazcaeta, R. 2008. Las aves en la arqueología histórica de La
Habana Vieja. Boletín del Gabinete de Arqueología, 7:17–29.
Moore, R. (2000). A fallout of turkey vultures over Florida Bay with notes on water crossing behavior. Florida Field Naturalist, 28(3): 118-121.
Olson, S. L., G. K. Pregill, and W. B. Hilgartner (1990). Studies on fossil and extant vertebrates from San Salvador (Watling’s) Island, Bahamas. Smithsonian Institution Press, Washington.
Orihuela, J. (2019). An annotated list of Late Quaternary extinct birds of Cuba. Ornitología
Neotropical, 30: 57–67.
Wednesday, April 25, 2018
Ara tricolor: Cuba's extinct endemic macaw
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| Watercolor of the Cuban macaw Ara tricolor circa 1800 by Jacques Barraband, a French zoological illustrator. From the Cuban macaw Wikipedia. |
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| Oil on canvas: "A moorhen, a gull, and a Scarlet Macaw by a stream in a landscape" by Philip Reinagle circa early XIX century. |
Scientist recognize that other large Ara macaws existed in other islands of the Caribbean, but the Cuban macaw is the only one known from complete specimens, preserved as stuffed, mounted, or skins, and several skeletal parts found in paleontological and archaeological deposits.
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| Painting of Ara tricolor by Francois-Nicolas Martinet, in 1765. |
Colonists that came to the island after Columbus’s rediscovery of the New World, documented the massive killings of these birds by amerindians, but mostly by conquistadors, who used them for food, plumage, or kept them as pets. In one occasion, Father Bartolome de las Casas records a mass killing of macaws at the indian town of Casaharta in 1513 by the natives for the sake of the colonists:
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| Mounted specimen of the Cuban macaw from the RMNH. Naturalis Biodiversity Center. |
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| Cuban macaw Ara tricolor from the National Museum of IES in Havana, Cuba. This specimen has been recently lost or stolen. Courtesy of A. Tejedor. |
Bibliography
De Las Casas, Bartolomé (1560/1875). Historia de las Indias. Vol. 1-4. Imprenta de Miguel Ginesta (Press), Madrid.
Gundlach, J. C. 1876. Contribución a la ornitología cubana. Imprenta La Antilla, La Habana, 364 pp.
Gundlach, J. C. 1893. Ornitología cubana. Imprenta La Moderna, La Habana, 357 pp.
Wetmore, A. (1928). Bones of birds from the Ciego Montero deposit of Cuba. American Museum Novitates 301: 1-5.
Wiley, James W. and G. M. Kirwan (2013). The extinct macaws of the West Indies, with special reference to Cuban macaw Ara tricolor. Bulletin of the British Ornithologists’ Club 132 (2):125-156.








