Results 21 to 30 of about 13,124,268 (222)

Lumbriculus variegatus (oligochaeta) exposed to polyethylene microplastics: biochemical, physiological and reproductive responses

open access: yesEcotoxicology and Environmental Safety, 2021
Freshwater sediments are a repository of microplastics (MPs) resulting from inland anthropogenic activities. Benthic invertebrates, particularly endobenthic sediment–ingesting species such as the annelid Lumbriculus variegatus (blackworm), are commonly ...
Carlos JM. Silva   +5 more
doaj   +1 more source

Brachial plexus and points for anesthetic block in royal sloth and common sloth [PDF]

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia
This study presents a macroscopic description of the brachial plexus in the royal sloth, Choloepus didactylus, and the common sloth, Bradypus variegatus, to identify the points for anesthetic block to perform surgical procedures. Six C.
J.C. Silva   +4 more
doaj   +1 more source

Fecal estradiol and progesterone metabolite levels in the three-toed sloth (Bradypus variegatus) [PDF]

open access: yesBrazilian Journal of Medical and Biological Research, 2006
The present study was carried out to assess the possibility of measuring fecal steroid hormone metabolites as a noninvasive technique for monitoring reproductive function in the three-toed sloth, Bradypus variegatus.
M. Mühlbauer   +3 more
doaj   +1 more source

O potencial científico da mídia social para preencher lacunas biogeográficas de conhecimento da biodiversidade

open access: yesGeosul, 2022
O objetivo do presente estudo foi avaliar como as informações disponíveis em bancos de dados científicos combinadas com dados de redes sociais, podem ser promissoras para preencher as lacunas geográficas existentes na biodiversidade, visto que há uma ...
Renan Santos de Castro   +4 more
doaj   +1 more source

<b>ACTUALIZACIÓN DE LA DISTRIBUCIÓN Y NOTAS SOBRE EL PEREZOSO DE TRES GARRAS <i>Bradypus variegatus castaneiceps</i> (Pilosa: Bradipodidae) EN HONDURAS</b>

open access: yesRevista Mexicana de Mastozoología (Nueva Epoca), 2015
RESUMENSe presentan 15 nuevas localidades de encuentros con perezosos de tres dedos Bradypus variegatus castaneiceps (Pilosa: Bradypodidae) en Honduras. Se confirma la existencia de esta especie en los departamentos de El Paraíso y Atlántida; con ello, se amplía la distribución por la cuenca del Río Segovia (frontera con Nicaragua) y por la costa ...
Leonel Marineros   +1 more
openaire   +2 more sources

Chromosome painting in three-toed sloths: a cytogenetic signature and ancestral karyotype for Xenarthra

open access: yesBMC Evolutionary Biology, 2012
Background Xenarthra (sloths, armadillos and anteaters) represent one of four currently recognized Eutherian mammal supraorders. Some phylogenomic studies point to the possibility of Xenarthra being at the base of the Eutherian tree, together or not with
Azevedo Nathália F   +5 more
doaj   +1 more source

Philanthus variegatus Spinola 1839

open access: yes, 2023
Philanthus variegatus Spinola, 1839 Fig. 19A–E Philanthus variegatus Spinola, 1839: 484, ♀, ♁. Diagnosis. Body length: 10–12 mm (female), 12–13 mm (male).
Gadallah, Neveen S.   +2 more
core   +1 more source

Astylus variegatus (Coleoptera, Melyridae): Cytogenetic study of a population exposed to agrochemical products

open access: yesGenetics and Molecular Biology, 2007
In this work we describe the cytogenetic analyses performed in specimens of Astylus variegatus (Germar, 1824) collected in two localities: one area of natural vegetation and one of agricultural crops, where agrochemical products were used.
Marielle Cristina Schneider   +5 more
doaj   +1 more source

Fatal disseminated toxoplasmosis in a brown-throated sloth (Bradypus variegatus) from Northern Brazil - Case report.

open access: yesActa Veterinaria Hungarica, 2020
The clinical and pathological findings of a case of fatal disseminated toxoplasmosis in a captive brown-throated sloth (Bradypus variegatus) from the northern region of Brazil are reported. Clinical signs were nonspecific and included apathy, prostration,
F. J. Sant'Ana   +4 more
semanticscholar   +1 more source

Análise morfológica e morfométrica das gônadas de preguiça (Bradypus variegatus Schinz, 1825)

open access: yesPesquisa Veterinária Brasileira, 2013
A preguiça pode ser designada, zoologicamente, como um mamífero da classe Eutheria, ordem Edentata, subordem Xenarthra e família Bradypodidae. O gênero Bradypus é constituído de três espécies distintas: a preguiça-de-bentinho (B. tridactylus), restrita à
Mariana L.M. Barretto   +2 more
doaj   +1 more source

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