Results 11 to 20 of about 117,714 (312)

Germinal Epithelium Cytology during Spermatogenesis in the Alligator Snapping Turtle, Macrochelys temminckii (Reptilia: Chelydridae) [PDF]

open access: yes, 2018
We investigated the cytology of the seminiferous epithelia of the Alligator Snapping Turtle (Macrochelys temminckii). Spermatogenic and regressed testes were assessed from 2 adult individuals collected in Arkansas in May and September of 1993 ...
Gribbins, Kevin M., Trauth, Stanley E.
core   +3 more sources

The turtle’s shell [PDF]

open access: yesCurrent Biology, 2017
Gerardo Cordero introduces the turtle shell, an evolutionary novelty.
openaire   +2 more sources

When is a turtle a turtle ?

open access: yesJournal de la Société des Américanistes, 1990
The rock art of Lake of the Woods (Ontario) is analyzed in an attempt to determine some basic but particular social organizational features of the society that produced it perhaps 5 000 years ago. A model for interpreting certain stylistic features of tribal art is proposed. The model is based on a consideration of the contradictory tendencies inherent
openaire   +3 more sources

CHARACTERISTICS OF MANGROVE DIAMONDBACK TERRAPINS (MALACLEMYS TERRAPIN RHIZOPHORARUM) INHABITING ALTERED AND NATURAL MANGROVE ISLANDS [PDF]

open access: yes, 2014
The Mangrove Diamondback Terrapin, (Malaclemys terrapin rhizophorarum) is dependent on a very broad array of the services provided by the mangrove ecosystem. We sought to evaluate both the turtles and their habitat by an integrated assessment of physical,
Baldwin, John D.   +4 more
core   +2 more sources

Ooforectomia videoassistida por acesso pré-femural em targaruga-de-ouvido-vermelho (Trachemys scripta elegans) Coelioscopic-assisted prefemoral oophorectomy in red-eared slider (Trachemys scripta elegans)

open access: yesPesquisa Veterinária Brasileira, 2008
Nas intervenções cirúrgicas em quelônios, o acesso à cavidade celomática é geralmente feito através do plastrão, por meio da remoção dos escudos córneos e placas ósseas ventrais com o auxílio de serras (osteotomia).
Carlos Alexandre Pessoa   +4 more
doaj   +1 more source

Morfometria e histologia das gônadas de machos e fêmeas recém-eclodidos de Podocnemis expansa e Podocnemis unifilis (Testudines, Podocnemididae)=Morphometry and histology of the gonads of males and females hatchlings of Podocnemis expansa and Podocnemis. unifilis (Testudines, Podocnemididae) [PDF]

open access: yesActa Scientiarum: Biological Sciences, 2012
Considerando a importância da técnica histológica na sexagem de quelônios e os poucos trabalhos direcionados para esta técnica, é proposto neste estudo caracterizar morfometricamente e histologicamente as gônadas de P. expansa e P. unifilis.
Adson Gomes de Ataídes   +4 more
doaj   +1 more source

Coxiella burnetii in 3 Species of Turtles in the Upper Midwest, United States

open access: yesEmerging Infectious Diseases, 2021
Coxiella burnetii, the causative bacterium of the zoonotic disease Q fever, has been documented in many different species. We describe documented turtles that were PCR positive for C.
William E. Sander   +6 more
doaj   +1 more source

Short and long distance translocations: Movement and survival in eastern box turtles (_Terrapene carolina carolina_) [PDF]

open access: yes, 2009
*Background/Question/Methods* Human development represents a serious threat to wildlife populations through continued habitat loss and incidental mortality from construction activities.
Patrick W. Cain   +2 more
core   +2 more sources

Serotype Diversity and Antimicrobial Resistance Profile of Salmonella enterica Isolates From Freshwater Turtles Sold for Human Consumption in Wet Markets in Hong Kong

open access: yesFrontiers in Veterinary Science, 2022
Chelonians are recognized as a source of human salmonellosis through direct contact or consumption of their meat. Freshwater turtles sold for food are widely available in wet markets in Asia.
Violaine Albane Colon   +12 more
doaj   +1 more source

The Social Representations of Zoo Goers toward Crocodiles and Turtles: Structural Analysis and Implications for Conservation

open access: yesSocial Sciences, 2022
Zoos have changed dramatically over the last century and today attract millions of people worldwide, being places where visitors can closely watch wildlife and learn about the species on display.
João Neves   +3 more
doaj   +1 more source

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