Results 11 to 20 of about 5,398 (222)

The Tortoise and the Hare

open access: yesTrends in Endocrinology & Metabolism, 2023
Distance running requires a high absolute oxygen consumption, while for a breath-hold diver the opposite is preferable. We compared physiological exercise parameters and mitochondrial function in a competitive triathlete with those seen in an accomplished breath-hold diver and notice some remarkable differences, possibly explaining why both have become
Jon O. Lundberg   +3 more
openaire   +3 more sources

Social, biological, and environmental drivers of the hunting and trade of the endangered yellow-footed tortoise in the Amazon

open access: yesEcology and Society, 2015
Chelonians constitute an important source of food and income for the inhabitants of tropical forests. We assessed the social, biological, and environmental factors affecting the hunting and trade of the endangered yellow-footed tortoise ( Chelonoidis ...
Thaís Q Morcatty, João Valsecchi
doaj   +1 more source

Functional behavior of tortoise hemoglobin Geochelone denticulata [PDF]

open access: yesBrazilian Journal of Biology, 2002
The hemolysate from Geochelone denticulata contains two main hemoglobin components, as shown by ion exchange chromatography and polyacrylamide gel electrophoresis (PAGE).
M. A. TORSONI   +3 more
doaj   +1 more source

Host species, pathogens and disease associated with divergent nasal microbial communities in tortoises [PDF]

open access: yesRoyal Society Open Science, 2018
Diverse bacterial communities are found on every surface of macro-organisms, and they play important roles in maintaining normal physiological functions in their hosts. While the study of microbiomes has expanded with the influx of data enabled by recent
Chava L. Weitzman   +2 more
doaj   +1 more source

Situación de la Inteligencia Artificial en el Ecuador en relación con los países líderes de la región del Cono Sur

open access: yesFIGEMPA, 2023
El objetivo de este trabajo es identificar y comprender el estado de situación del ecosistema de la Inteligencia Artificial (IA) del Ecuador, para lo que se define una metodología de medición del estado de la IA aplicado a los países líderes en este ...
Xavier Barragán-Martínez
doaj   +1 more source

Genetic analyses are more sensitive than morphological inspection at detecting the presence of threatened Mojave desert tortoise (Gopherus agassizii) remains in canid scat and raven pellets

open access: yesConservation Science and Practice, 2022
Subsidization of predator populations increases predation pressure on prey species, which is exacerbated when natural resources are scarce. Estimating the frequency of predation by subsidized predators on vulnerable species, especially low‐density, long ...
Lillian D. Parker   +9 more
doaj   +1 more source

A Review of the Effects of Climate Change on Chelonians

open access: yesDiversity, 2019
Climate change is occurring at an unprecedented rate and has begun to modify the distribution and phenology of organisms worldwide. Chelonians are expected to be particularly vulnerable due to limited dispersal capabilities as well as widespread ...
Christopher J. Butler
doaj   +1 more source

HEMATOLOGICAL AND PARASITOLOGICAL INVESTIGATION IN TESTUDO GRAECA (LINNAEUS,1758) TORTOISE KEPT IN CAPTIVITY IN EGYPT [PDF]

open access: yesKafrelsheikh Veterinary Medical Journal, 2018
Chelonians (Turtle and Tortoise) are kept in captivity as pet animals. Testudo. graeca called Spur thighed tortoise for its large conical tubercle present on each Thigh.T. graeca considered endangered across its entire range. They were illegally imported
Adel E. A. Mohamed   +3 more
doaj   +1 more source

Jingmen Tick Virus in Ticks from Kenya

open access: yesViruses, 2022
Jingmen tick virus (JMTV) is an arbovirus with a multisegmented genome related to those of unsegmented flaviviruses. The virus first described in Rhipicephalus microplus ticks collected in Jingmen city (Hubei Province, China) in 2010 is associated with ...
Edwin O. Ogola   +11 more
doaj   +1 more source

Aspectos fisiopatológicos da retenção de ovos em Jabutipiranga (Geochelone carbonaria Spix, 1824) Fisiopathological aspects of egg retention in South American Red-footed Tortoise (Geochelone carbonaria Spix, 1824)

open access: yesCiência Rural, 2006
Das enfermidades que acometem o sistema genital de répteis, a retenção de ovos tem grande prevalência em quelônios. Neste trabalho, são analisados quatorze casos de retenção de ovos na espécie jabutipiranga (Geochelone carbonaria Spix, 1824), mantidos ...
Carlos Alexandre Rey Matias   +3 more
doaj   +1 more source

Home - About - Disclaimer - Privacy