Results 1 to 10 of about 1,149 (173)

Paleoamerican exploitation of extinct megafauna revealed through immunological blood residue and microwear analysis, North and South Carolina, USA [PDF]

open access: yesScientific Reports, 2023
Previous immunological studies in the eastern USA have failed to establish a direct connection between Paleoamericans and extinct megafauna species.
Christopher R. Moore   +9 more
doaj   +2 more sources

Haplotype-resolved chromosome-scale genomes of the Asian and African Savannah Elephants [PDF]

open access: yesScientific Data
The Proboscidea, which includes modern elephants, were once the largest terrestrial animals among extant species. They suffered mass extinction during the Ice Age. As a unique branch on the evolutionary tree, the Proboscidea are of great significance for
Minhui Shi   +10 more
doaj   +2 more sources

A glimpse into a vanished ecosystem: reconstructing diet and palaeoenvironment of Palaeoloxodon from the Pleistocene of Taiwan [PDF]

open access: yesRoyal Society Open Science
Palaeoloxodon is the largest known terrestrial mammal in the history of Taiwan. However, little is known about the palaeoecology and palaeoenvironment of these extinct proboscideans.
Deep Shubhra Biswas   +4 more
doaj   +2 more sources

Deep-time preservation of amino acids in mammalian fossil tooth enamel [PDF]

open access: yesCommunications Biology
Tooth enamel, primarily composed of bioapatite, is a promising archive of endogenous organic matter for studying ancient fauna. Despite its low organic content (~1%), protein residues have been identified in teeth up to 24 million years old.
Lucrezia Gatti   +7 more
doaj   +2 more sources

In Vitro Assay Using Proboscidea parviflora W. and Phaseolus lunatus L. Plant Extracts to Control Pythium amazonianum [PDF]

open access: yesMicroorganisms
Avocado tree wilt is a disease caused by Phytophthora cinnamomi Rands. Recently, this disease has been associated to Pythium amazonianum, another causal agent. Avocado tree wilt is being currently controlled with synthetic fungicides that kill beneficial
Yisa María Ochoa Fuentes   +3 more
doaj   +2 more sources

Foot pressure distributions during walking in African elephants (Loxodonta africana) [PDF]

open access: yesRoyal Society Open Science, 2016
Elephants, the largest living land mammals, have evolved a specialized foot morphology to help reduce locomotor pressures while supporting their large body mass.
Olga Panagiotopoulou   +6 more
doaj   +1 more source

Respuestas a distintos niveles de organización biológica del poliqueto Boccardia proboscidea ante la contaminación cloacal

open access: yesEcología Austral, 2023
El vertido de efluentes domésticos e industriales a los océanos es una de las principales formas de contaminación marina. El impacto de estos efluentes sobre el medio marino se puede estudiar a través de las respuestas a distintos niveles de ...
Manuela Ortells Privitera   +2 more
doaj   +1 more source

Tooth marker of ecological abnormality: The interpretation of stress in extinct mega herbivores (proboscideans) of the Siwaliks of Pakistan

open access: yesEcology and Evolution, 2022
Climate affects living ecosystems and defines species physiology. Climate change causes certain stress on animals, recorded as Enamel Hypoplasia (EH). Proboscideans, the mega herbivores, were extensively represented in the Siwaliks of Pakistan between ...
Muhammad Ameen   +4 more
doaj   +1 more source

Fauna y bioestratigrafía del yacimiento Aragoniense de Montejo de la Vega de la Serrezuela (Segovia)

open access: yesEstudios Geologicos, 1998
Se estudian los macro y micromamíferos fósiles de Montejo de la Vega de la Serrezuela (Segovia). Los taxones identificados permiten situar esta localidad en el Aragoniense medio, unidad MN5 de Mein (1977, 1979, 1990).
A. V. Mazo   +4 more
doaj   +1 more source

Los mastodontes (Proboscidea, Mammalia) del Mioceno Medio de Tarazona de Aragón (Zaragoza, España)

open access: yesEstudios Geologicos, 1988
Se han estudiado los restos de mastodontes del Mioceno medio de Tarazona de Aragón (Prov. de Zaragoza) discutiéndose su asignación a Gomphotherium, Zigolophodon o Archaeobelodon. La dentición yugal estudiada es bunodonta.
H. Astibia, A. V. Mazo
doaj   +1 more source

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