Results 61 to 70 of about 2,822 (206)

Evaluation of different antiparasitic molecules in captive mammals at Rabat Zoo, Maroc [PDF]

open access: yesMedicamentul Veterinar, 2022
At the Rabat zoological garden, 30 species belonging to 5 mammalian orders were investigated for the prevalence of gastrointestinal and pulmonary parasites by fecal analysis, and the prevalence rate was found to be 70%, with 21 species revealed infected.
Yahya Taki   +2 more
doaj  

Morphology and Glycan Composition of the Mandibular Glands in the White‐Eared Opossum (Didelphis albiventris)

open access: yesJournal of Morphology, Volume 286, Issue 8, August 2025.
This study analyzed the morphology and glycan composition of the mandibular salivary glands of the white‐eared opossum (Didelphis albiventris) via histological and glycohistochemical investigations. The glandular parenchyma consisted of acinar units and a duct system with abundant striated ducts.
Bruno Cesar Schimming   +6 more
wiley   +1 more source

The Early Evolution of the Perissodactyla [PDF]

open access: yesEvolution, 1969
Perissodactyls arose from phenacodontid condylarths in the late Paleocene, in a major adaptive shift involving two functional complexes: specialization of the limbs for running, including a radical remodelling of the ankle joint that restricted lateral movement, and a change in molar cusp pattern and jaw musculature that increased transverse shear ...
openaire   +2 more sources

Craniogenetic studies in Sus scrofa: With emphasis on the ‘orbitosphenoid’ problem

open access: yesThe Anatomical Record, Volume 308, Issue 7, Page 1931-1943, July 2025.
Abstract The orbitosphenoid is a skeletal element of the endocranium of extant mammals. However, it has also been described in many of their fossil ancestors. Craniogenetic studies show that it is composed of two types of bone: first, the cartilaginous ala orbitalis and parts of the trabecular plate are transformed by endochondral ossification; second,
Wolfgang Maier, Ulla Lächele, Irina Ruf
wiley   +1 more source

Perissodactyla Owen 1848

open access: yes, 1982
Published as part of James H. Honacki, Kenneth E. Kinman & James W. Koeppl, 1982, Order Perissodactyla, pp. 308-311 in Mammal Species of the World (1 st Edition), Lawrence, Kansas, USA :Alien Press, Inc.
Honacki, James H.   +2 more
openaire   +1 more source

Contrasted patterns of evolution of the LINE-1 retrotransposon in perissodactyls: the history of a LINE-1 extinction

open access: yesMobile DNA, 2018
Background LINE-1 (L1) is the dominant autonomously replicating non-LTR retrotransposon in mammals. Although our knowledge of L1 evolution across the tree of life has considerably improved in recent years, what we know of L1 evolution in mammals is ...
Akash Sookdeo   +2 more
doaj   +1 more source

The Brain of the Black (Diceros bicornis) and White (Ceratotherium simum) African Rhinoceroses: Morphology and Volumetrics from Magnetic Resonance Imaging

open access: yesFrontiers in Neuroanatomy, 2017
The morphology and volumetrics of the understudied brains of two iconic large terrestrial African mammals: the black (Diceros bicornis) and white (Ceratotherium simum) rhinoceroses are described.
Adhil Bhagwandin   +2 more
doaj   +1 more source

The role of species interactions in shaping the geographic pattern of ungulate abundance across African savannah

open access: yesScientific Reports
Macroecologists traditionally emphasized the role of environmental variables for predicting species distribution and abundance at large scale. While biotic factors have been increasingly recognized as important at macroecological scales, producing ...
N. Pranzini   +4 more
doaj   +1 more source

Campamento Vespucio, una nueva localidad con mamíferos pleistocenos en la provincia de Salta, Argentina

open access: yesEstudios Geologicos, 2012
En la presente contribución damos a conocer una nueva localidad con mamíferos fósiles pleistocenos, provenientes de una región poco explorada. Los materiales fueron hallados en la Quebrada del Aguay, en Campamento Vespucio, localidad de General Mosconi ...
G. G. Zacarías   +3 more
doaj   +1 more source

Hippidion saldiasi Roth, 1899 (Mammalia, Perissodactyla) en el Pleistoceno tardío de Calama, norte de Chile Late Pleistocene Hippidion saldiasi Roth, 1899 (Mammalia, Perissodactyla) from Calama, northern Chile

open access: yesRevista Chilena de Historia Natural, 2007
Se describen restos del género Hippidion procedentes de la zona del desierto de Atacama (Calama, Segunda Región de Chile). El conjunto analizado corresponde a un esqueleto bastante completo proveniente del yacimiento Betecsa 1, así como escasas unidades ...
MARÍA TERESA ALBERDI   +4 more
doaj  

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