Results 161 to 170 of about 282,015 (219)

Tooth eruption status and bite force determine dental microwear texture gradients in albino rats (Rattus norvegicus forma domestica).

open access: yesThe Anatomical Record
Dental microwear texture analysis (DMTA) is widely applied for inferring diet in vertebrates. Besides diet and ingesta properties, factors like wear stage and bite force may affect microwear formation, potentially leading to tooth position-specific ...
Daniela E. Winkler   +2 more
semanticscholar   +3 more sources
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Tooth microwear pattern variation in karst and non-karst peninsular Southeast Asian murine rodents

Mammal Research, 2023
International audience ; The dietary preferences of most rodents, especially in tropical countries, are poorly known. In the tropics, rodent diversity can be high and several species can coexist in the same habitats. In order to better document the dietary habits of Southeast Asian murid and diatomyid rodents, we examined microwear patterns in 21 ...
Sirikorn Sripho   +4 more
semanticscholar   +4 more sources

Large ungulates mobility and Neanderthal subsistence behaviours: A preliminary tooth microwear analysis

open access: yesJournal of Archaeological Science: Reports, 2020
Abstract In this paper, we consider human mobility through their herbivore prey. Human mobility and territorial management are driven by many factors, including the specific acquisition of targeted resources, depending on their behaviour and their availability in the nearby environment. Animal acquisition for subsistence requires specific Human group
Antigone Uzunidis
semanticscholar   +3 more sources

Feeding traits and dietary variation in Pleistocene proboscideans: A tooth microwear review

Quaternary Science Reviews, 2019
Abstract Microwear data were analysed to study dietary traits in Elephantidae, Mammutidae, and Gomphotheriidae from Plio-Pleistocene localities from Europe and North America and included the following taxa: Palaeoloxodon antiquus, Mammuthus rumanus, M. meridionalis, M. trogontherii, M. primigenius, M.
F. Rivals, G. Semprebon, A. Lister
semanticscholar   +2 more sources

Resolving pterosaur dietary ecology using tooth microwear and biomechanics

, 2019
Pterosaurs are an extinct group of Mesozoic flying reptiles that lived between 210 and 66 million years ago and whose diets are poorly constrained. A range of diets have been proposed, including piscivory, insectivory and carnivory, but it is unclear if these hypotheses hold up to scientific scrutiny.
J. Bestwick
semanticscholar   +2 more sources

First insights into the function of the sawshark rostrum through examination of rostral tooth microwear.

Journal of Fish Biology, 2017
Potential roles of the rostrum of sawsharks (Pristiophoridae), including predation and self‐defence, were assessed through a variety of inferential methods. Comparison of microwear on the surface of the rostral teeth of sawsharks and sawfishes (Pristidae) show that microwear patterns are alike and suggest that the elongate rostra in these two ...
R. Nevatte   +4 more
semanticscholar   +4 more sources

Tooth microwear and diet in the African Viverridae

Canadian Journal of Zoology, 1987
Distinct tooth microwear patterns were observed in viverrids (Carnivora). Epoxy replicas of the upper tooth row of 32 specimens of 12 species of African viverrids were prepared and examined using a scanning electron microscope. Four general patterns emerged: (i) teeth with deeply scored grooves and scratches predominantly in the vertical direction ...
Mark E. Taylor, A. Hannam
semanticscholar   +2 more sources

Dietary plasticity in ungulates: Insight from tooth microwear analysis

Quaternary International, 2011
Abstract In recent years, tooth microwear has been used as a powerful tool for investigating mammalian diets in paleontological or archaeological contexts. Tooth microwear techniques were applied to a number of late Pleistocene assemblages of bison (Bison antiquus) from North America to analyze bison dietary traits, but more particularly, to test for
F. Rivals, G. Semprebon
semanticscholar   +2 more sources

Dental microwear texture analysis on extant and extinct sharks: Ante- or post-mortem tooth wear?

Palaeogeography, Palaeoclimatology, Palaeoecology, 2020
Abstract Sharks are apex-predators that play an important role in past and present aquatic food webs. However, their diet - especially in extinct species - is often not well constrained. Dental microwear texture analysis (DMTA) has been successfully applied to reconstruct diet and feeding behaviours of different aquatic and terrestrial vertebrates ...
Katrin Weber   +4 more
semanticscholar   +3 more sources

Tooth microwear and premaxillary shape of an archaic antelope

Lethaia, 1993
Extant ungulates can be divided into three dietary categories: browsing feeders, grazing feeders, and mixed feeders. Dietary adaptations can be differentiated in extinct ruminants based upon tooth microwear analysis as well as evaluation of premaxillary morphology.
N. Solounias, S. Moelleken
semanticscholar   +2 more sources

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