Results 51 to 60 of about 12,241 (233)

Ontogeny of murine bony semicircular canal form

open access: yesThe Anatomical Record, EarlyView.
Abstract The labyrinthine geometry and functional anatomy of the semicircular canals have intrigued scientists for decades, and there has been considerable interest in understanding how these complex structures grow and develop with evidence emerging from human studies that size maturation occurs exceptionally early by comparison with other systems ...
Marcela Cárdenas‐Serna   +1 more
wiley   +1 more source

Agricultural pest destruction movement in New Zealand [PDF]

open access: yes, 1978
New Zealand could be regarded as an acclimatization laboratory, i.e., the consequence of a wide range of animal introductions in the period 1840-1907. Species introduced ranged from camels to hedgehogs, ostriches to sky larks. Fortunately, many failed to
Nelson, Peter C.
core  

From armadillos to sloths: Patterns and variations in xenarthran coronary anatomy

open access: yesThe Anatomical Record, EarlyView.
Abstract Species of the superorder Xenarthra play a vital ecological role in the Neotropics. Despite their evolutionary significance, anatomical studies on their coronary circulation remain scarce. This study investigated the coronary anatomy of 82 hearts from nine Xenarthra species across the Dasypodidae, Myrmecophagidae, and Bradypodidae.
Wilson Viotto‐Souza   +5 more
wiley   +1 more source

Murine Typhus in Austin, Texas, USA, 2008

open access: yesEmerging Infectious Diseases, 2010
In August 2008, Texas authorities and the Centers for Disease Control and Prevention investigated reports of increased numbers of febrile rash illnesses in Austin to confirm the causative agent as Rickettsia typhi, to assess the outbreak magnitude and ...
Jennifer Adjemian   +7 more
doaj   +1 more source

A novel Babesia sp. of the “Western Babesia group”, detected in opossums from Guatemala

open access: yesTicks and Tick-Borne Diseases, 2023
Babesia spp. are tick-borne protozoans that involve birds and mammals in their transmission cycles and cause babesiosis, a severe hemolytic malaria-like disease. Opossums of the genus Didelphis are recognized hosts of tick-borne pathogens.
Richard Thomas   +6 more
doaj   +1 more source

Besnoitiasis in Indiana Opossums [PDF]

open access: yesJournal of Veterinary Diagnostic Investigation, 1989
aand examined by light microscopy. The nodules contained myriads of 2 x 8-µm and occasional 3 x 6-µm coccidial zoites but no leukocytes. The distribution and cytology of the lesions suggested Besnoitia spp. Affected tissues were fixed in 10% neutral buffered formalin, embedded in paraffin, sectioned at 6 µm, and stained with hematoxylin and eosin (HE ...
S W, Jack   +2 more
openaire   +2 more sources

Relationship between moonlight and nightly activity patterns of the ocelot (Leopardus pardalis) and some of its prey species in Formosa, Northern Argentina [PDF]

open access: yes, 2016
The moon can profoundly influence the activity patterns of animals. If predators are more successful under bright moonlight, prey species are likely to respond by shifting their own activity patterns (predator-avoidance hypothesis).
Fernández-Duque, Eduardo   +2 more
core   +2 more sources

Morphometric analysis of postnatal lung development in the gray short‐tailed opossum (Monodelphis domestica): An ultrastructural study

open access: yesThe Anatomical Record, EarlyView.
Abstract An ultrastructural morphometric analysis of the postnatal development of the lung in the gray short‐tailed opossum (Monodelphis domestica) has been conducted to evaluate the morphofunctional status of this poorly developed marsupial lung immediately following parturition.
Kirsten Ferner
wiley   +1 more source

Detection of Hemotropic Mycoplasma sp. in white-eared opossums (Didelphis albiventris) from Southern Brazil

open access: yesRevista Brasileira de Parasitologia Veterinária
Opossums are marsupials from the New World of the genus Didelphis and known as synanthropic animals due to their proximity with human beings. To date, ‘Candidatus Mycoplasma haemodidelphis’ has been solely found infecting the North American opossum ...
Paula Fernanda Massini   +9 more
doaj   +1 more source

Aeolian activity in a Urewera catchment [PDF]

open access: yes, 1967
Analyses of sedimentary deposits on the Otapora flat and adjacent flood plain areas of Whakatane River demonstrate that aeolian activity is important even in a humid (BB'r) forested Catchment. The importance of relief and wind conditions are shown.
Cochrane, G. Ross
core   +1 more source

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