Results 21 to 30 of about 67 (53)

History of American akodont rodents [PDF]

open access: yes, 1932
32 p. ; 24 cm.Includes bibliographical references (p. 30-32)
Tate, G. H. H. (George Henry Hamilton), 1894-1953.
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The accelerating influence of humans on mammalian macroecological patterns over the late Quaternary [PDF]

open access: yes, 2019
The transition of hominins to a largely meat-based diet ~1.8 million years ago led to the exploitation of other mammals for food and resources. As hominins, particularly archaic and modern humans, became increasingly abundant and dispersed across the ...
Elliott Smith, Rosemary E.   +4 more
core   +1 more source

Sigmodontinos fósiles (rodentia, muroidea, sigmodontinae) de América del Sur : estado actual de su conocimiento y prospectiva [PDF]

open access: yes, 2002
Fil: Pardiñas, Ulyses Francisco José. Departamento Científico Paleontología Vertebrados; Museo de La PlataFil: D`Elía, Guillermo. University of Michigan Museum of Zoology; Ann Arbor; USAFil: Ortiz, Pablo E..
D`Elía, Guillermo   +2 more
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Cariosistemática y evolución cromosómica en cricétidos akodontinos (Rodentia, Muroidea) [PDF]

open access: yes, 1991
En la presente tesis se investigaron las relaciones de parentescoentre las especies de roedores akodontinos. Dichas relaciones fueronestablecidas a traves de la comparación de los cromosomas, llevando acabo sucesivas aproximaciones que incluyeron el ...
Liascovich, Rosa Clara
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Evolução cariotípica de roedores sigmodontinae na América do Sul [PDF]

open access: yes, 2019
Studies on the evolution of the 2n character were made in mammals and the presence of certain tendencies in the trait is noticed. Some articles suggest that the character evolves under selective force acting for the reduction of its value and others show
Mesquita, Higor Luiz Araújo de
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Exposure and impacts of lead (Pb) in Scandinavian brown bears (Ursus arctos) [PDF]

open access: yes, 2023
Lead (Pb) is a toxic, non-essential element known for its negative effects on human, animal and environmental health. Previous studies have shown that free-ranging Scandinavian brown bears (Ursus arctos) have blood Pb at concentrations that would cause
Hydeskov, HB
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Faunal relationships of recent North American rodents [PDF]

open access: yes, 1949
http://deepblue.lib.umich.edu/bitstream/2027.42/56317/1/MP072 ...
Hooper, E. T.
core   +1 more source

O gênero Akodon (Rodentia, Cricetidae) [PDF]

open access: yes, 2007
Orientador: Ives José SbalqueiroMonografia (Bacharelado) - Universidade Federal do Paraná. Setor de Ciencias Biológicas. Curso de Graduaçao em Ciencias BiológicasResumo : Este trabalho objetivou avaliar os principais mecanismos responsáveis pela ...
Rabelo, Guilherme Pereira
core   +1 more source

Relaciones filogenéticas de la tribu Abrotrichini (Rodentia, Cricetidae): análisis separados y combinados de evidencias morfológicas y moleculares [PDF]

open access: yes, 2013
La tribu Abrotrichini (Rodentia, Cricetidae) es uno de los clados de Sigmodontinae más recientemente diagnosticados. Su distribución es fundamentalmente andino-patagónica, con mayor diversidad de especies en el sur de Argentina y Chile.
Teta, Pablo Vicente
core   +1 more source

Biogeografia de mamíferos e as rotas de conexão entre florestas da Amazônia e Mata Atlântica [PDF]

open access: yes, 2020
Muitas evidências mostram conexões históricas entre florestas da Amazônia e Mata Atlântica por pelo menos três rotas pelas florestas: 1) do Nordeste do Brasil (ligando o Leste da Amazônia e o Nordeste da Mata Atlântica), 2) do interior do Cerrado (entre ...
Machado, Arielli Fabrício
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