Results 21 to 30 of about 1,923 (176)

Serotipificación y perfil de resistencia antimicrobiana de Salmonella spp. aislados de crocodilios en cautiverio

open access: yesRevista Mvz Cordoba, 2023
Objetivo. Determinar la presencia de Salmonella spp y el PRA en aislamientos de hisopados cloacales y musculares en especímenes de Caiman crocodilus fuscus y Crocodylus acutus en cautiverio en Colombia. Materiales y métodos.
Julio César Vargas-Abella   +2 more
doaj   +1 more source

The Emetic Reflex in a Reptile (Crocodylus Porosus) [PDF]

open access: yesJournal of Experimental Biology, 2000
ABSTRACT The emetic (vomiting) reflex in a crocodilian, Crocodylus porosus, was characterised for the first time using the plant alkaloid veratrine (5 mg kg−1i.v. or i.p.) as an emetic stimulus. The latency to the onset of vomiting was 8.0±0.9 min (mean ± S.E.M., N=5 animals).
Andrews, P. L. R.   +3 more
openaire   +4 more sources

A juvenile subfossil crocodylian from Anjohibe Cave, Northwestern Madagascar [PDF]

open access: yesPeerJ, 2016
Madagascar’s subfossil record preserves a diverse community of animals including elephant birds, pygmy hippopotamus, giant lemurs, turtles, crocodiles, bats, rodents, and carnivorans.
Joshua C. Mathews, Karen E. Samonds
doaj   +2 more sources

A check-list of the pentastomid parasites of crocodilians and freshwater chelonians

open access: yesOnderstepoort Journal of Veterinary Research, 2006
Based on published records and own data a summary is given of the geographical distribution of the currently known species of pentastomid parasites infecting crocodiles and alligators, as well as freshwater chelonians.
K. Junker, J. Boomker
doaj   +1 more source

The late Pleistocene horned crocodile Voay robustus (Grandidier & Vaillant, 1872) from Madagascar in the Museum für Naturkunde Berlin [PDF]

open access: yesFossil Record, 2009
Crocodylian material from late Pleistocene localities around Antsirabe, Madagascar, stored in the collection of the Museum für Naturkunde, Berlin, was surveyed. Several skeletal elements, including skull bones, vertebrae, ribs, osteoderms, and limb bones
C. Bickelmann, N. Klein
doaj   +1 more source

Crocodylus niloticus Laurenti 1768

open access: yes, 2023
Published as part of Kirchhof, Sebastian, Wasonga, Victor, Mazuch, Tomáš, Spawls, Stephen & Malonza, Patrick Kinyatta, 2023, An annotated checklist of the herpetofauna of the Sibiloi National Park in northern Kenya based on field surveys, pp.
Kirchhof, Sebastian   +4 more
openaire   +2 more sources

Ancestral Hybridization Yields Evolutionary Distinct Hybrids Lineages and Species Boundaries in Crocodiles, Posing Unique Conservation Conundrums

open access: yesFrontiers in Ecology and Evolution, 2018
Interspecific hybridization can lead to adaptation and speciation, especially in the context of recent radiations. The emblematic Crocodylus (true crocodiles) is the most broadly distributed, ecologically diverse, and species-rich crocodylian genus ...
Gualberto Pacheco-Sierra   +6 more
doaj   +1 more source

A new horned crocodile from the Plio-Pleistocene hominid sites at Olduvai Gorge, Tanzania. [PDF]

open access: yesPLoS ONE, 2010
BackgroundThe fossil record reveals surprising crocodile diversity in the Neogene of Africa, but relationships with their living relatives and the biogeographic origins of the modern African crocodylian fauna are poorly understood.
Christopher A Brochu   +3 more
doaj   +1 more source

Genetic evidence supports a distinct lineage of American crocodile (Crocodylus acutus) in the Greater Antilles [PDF]

open access: yesPeerJ, 2018
Four species of true crocodile (genus Crocodylus) have been described from the Americas. Three of these crocodile species exhibit non-overlapping distributions—Crocodylus intermedius in South America, C. moreletii along the Caribbean coast of Mesoamerica,
Yoamel Milián-García   +10 more
doaj   +2 more sources

Stomach histology of Crocodylus siamensis and Gavialis gangeticus reveals analogy of archosaur “gizzards”, with implication on crocodylian gastroliths function

open access: yesActa Herpetologica, 2020
Two groups of extant Archosauria, Crocodylia and Neornithes, have two-chambered stomachs and store gastroliths inside their “gizzards”. Morphological similarities of the “gizzards” lead some previous studies to assume that the presence of this structure,
Ryuji Takasaki, Yoshitsugu Kobayashi
doaj   +1 more source

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