Results 21 to 30 of about 1,916 (162)
Politische Medienbildung und Netzpolitik
Medienimpulse, 2023 Der vorliegende Beitrag befasst sich mit der Schnittmenge von Politischer Bildung und Medienbildung und argumentiert die spezifische Relevanz von Netzpolitiken als deren Kern.
Valentin Dander
doaj +1 more source
Mammut pacificus sp. nov., a newly recognized species of mastodon from the Pleistocene of western North America [PDF]
PeerJ, 2019 A new species of mastodon from the Pleistocene of western North America, Mammut pacificus sp. nov. is herein recognized, with specimens identified throughout California and from two localities in southern Idaho.
Alton C. Dooley Jr +5 more
doaj +2 more sources
Frontiers in Ecology and Evolution, 2022 IntroductionThe end Pleistocene was a time of considerable ecological upheaval. Recent work has explored the megafauna extinction’s role in altering ecosystem processes.
Melissa I. Pardi +4 more
doaj +1 more source
eLife, 2021 The risk of developing cancer is correlated with body size and lifespan within species. Between species, however, there is no correlation between cancer and either body size or lifespan, indicating that large, long-lived species have evolved enhanced ...
Juan M Vazquez, Vincent J Lynch
doaj +1 more source
Proboscidean mitogenomics: chronology and mode of elephant evolution using mastodon as outgroup.
PLoS Biology, 2007 We have sequenced the complete mitochondrial genome of the extinct American mastodon (Mammut americanum) from an Alaskan fossil that is between 50,000 and 130,000 y old, extending the age range of genomic analyses by almost a complete glacial cycle.
Nadin Rohland +5 more
doaj +1 more source
Uses and Gratifications of Alternative Social Media: Why do people use Mastodon? [PDF]
arXiv.org, 2023 The primary purpose of this investigation is to answer the research questions; 1) What are users' motivations for joining Mastodon?; 2) What are users' gratifications for using Mastodon?; and 3) What are the primary reasons that the users continue to use
Kijung Lee, Mian-Ting Wang
semanticscholar +1 more source
Nature Communications, 2020 Pleistocene population dynamics can inform the consequences of current climate change. This phylogeography of 35 complete American mastodon mitochondrial genomes suggests distinct lineages in this species repeatedly expanded northwards and then went ...
Emil Karpinski +18 more
doaj +1 more source
Text Matters, 2015 Although primarily known as a portrait painter, Charles Willson Peale (1741-1827) also possessed a profound interest in natural history. Indeed, Peale eventually founded the first natural history museum in the United States, and, during the end of the ...
Bryan J. Zygmont
doaj +1 more source
A new Mammutidae (Proboscidea, Mammalia) from the Late Miocene of Gansu Province, China
Anais da Academia Brasileira de Ciências, 2016 The "Yanghecun specimen", a proboscidean specimen represented by a mandible from Miocene of China and previously described as Gomphotheriidae, is here reviewed and described as a new genus and species of Mammutidae: Sinomammut tobieni.
DIMILA MOTHÉ +4 more
doaj +1 more source
Territorializing/decolonizing South American prehistory: Pedra Furada and the Cerutti Mastodon
Tapuya, 2019 South American rock art and prehistory with all its controversies is a rich site for exploring the processes of territorialization through which humans shape their understanding of the world in their earliest movements through the environment, and also ...
David Turnbull
doaj +1 more source