Results 81 to 90 of about 1,530 (176)

Descrição do processo xenarthro em Bradypus variegatus

open access: yesMedicina Veterinária, 2020
Tamanduás, bichos-preguiça e tatus são considerados xenarthras, devido a possuírem articulações adicionais nas vértebras denominadas de xenarthro, justificando a Superordem.
Priscilla Vírginio de Albuquerque   +6 more
doaj  

Anthropogenic extinctions explain most size and trophic mismatches between large mammalian primary consumers from Amazonian and African rainforests

open access: yesBiotropica, Volume 57, Issue 1, January 2025.
Present‐day Amazonia has an impoverished fauna of large folivorous mammals by comparison with African rainforests, but recent fossil discoveries suggest that late‐Quaternary anthropogenic extinctions could account for most size and trophic faunal mismatches.
Robert S. Voss
wiley   +1 more source

Ancestros [PDF]

open access: yes, 2013
Fil: Superina, Mariella. Laboratorio de Endocrinología de la Fauna Silvestre. Instituto de Medicina y Biología Experimental de Cuyo. Centro Científico Tecnológico. Mendoza; ArgentinaFil: Abba, Agustín Manuel. División Zoología Vertebrados.
Abba, Agustín Manuel   +1 more
core  

Quantitative assessment of grasping strength in platyrrhine monkeys

open access: yesAmerican Journal of Biological Anthropology, Volume 183, Issue 4, April 2024.
Quantitative assessment of grasping strength in Saimiri boliviensis and Callitrhix jacchus. (a) Custom‐built grasping force transducer. Scale bar in centimeters. (b) Representative pollical grasping of the transducer in Saimiri boliviensis. (c) Representative non‐pollical grasping of the force transducer in Callithrix jacchus. Inset illustrations in (b)
Jesse W. Young   +5 more
wiley   +1 more source

Common practices in a rescue center of Costa Rican endemic species [PDF]

open access: yes, 2022
Dissertação de Mestrado Integrado em Medicina VeterináriaÀ medida que os seres humanos continuam a perturbar os habitats selvagens e as ações humanas continuam a afetar a vida selvagem e ameaçar ecossistemas inteiros, a medicina da conservação mostra-se ...
Ferreira, Catarina Flor Cerquido
core   +1 more source

Cathemerality: a key temporal niche

open access: yesBiological Reviews, Volume 99, Issue 2, Page 329-347, April 2024.
ABSTRACT Given the marked variation in abiotic and biotic conditions between day and night, many species specialise their physical activity to being diurnal or nocturnal, and it was long thought that these strategies were commonly fairly fixed and invariant.
Daniel T. C. Cox, Kevin J. Gaston
wiley   +1 more source

Contribuição ao estudo da anatomia macroscópica dos rins e das estruturas vasculares sanguíneas no hilo renal do bicho-preguiça (Bradypus variegatus)

open access: yesMedicina Veterinária, 2020
Devido à ação antrópica sob o habitat natural do Bradypus variegatus, esta espécie encontra-se em risco de extinção. Um dos principais pontos para a conservação de espécies em extinção é conhecer sua anatomia e fisiologia. Porém, para o B.
Felipe Coral dos Santos   +7 more
doaj  

Morfologia e morfometria da traqueia da preguiça (Bradypus variegatus): conhecimentos para procedimentos de emergência

open access: yesPesquisa Veterinária Brasileira
Por ser uma espécie pouco estudada, principalmente do ponto de vista morfológico, objetivou-se conhecer a anatomia da traqueia da preguiça (Bradypus variegatus) a fim de fornecer informações para facilitar a eleição de tubo endotraqueal adequado, máscara
Thamirys A.S. Faro   +6 more
doaj   +1 more source

Morphological analysis of teeth in Bradypus variegatus Schinz, 1825 (Mammalia, Bradypodidae)

open access: yesBiotemas, 2016
Among the sloth species, we may highlight the Bradypus variegatus, found especially in northeastern Brazil. Given the importance and scarcity of information about the digestive tract of wild animals, this article aims to describe dental morphology in ...
Priscilla Virgínio de Albuquerque   +6 more
doaj   +1 more source

Evaluation of two minimally invasive techniques for electroencephalogram recording in wild or freely behaving animals [PDF]

open access: yes, 2018
Insight into the function of sleep may be gained by studying animals in the ecological context in which sleep evolved. Until recently, technological constraints prevented electroencephalogram (EEG) studies of animals sleeping in the wild.
Harmening, W.   +6 more
core  

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