Results 131 to 140 of about 437 (153)
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Genetic characterization of captive Cuban crocodiles (Crocodylus rhombifer) and evidence of hybridization with the American crocodile (Crocodylus acutus)

Journal of Experimental Zoology Part A: Ecological Genetics and Physiology, 2008
AbstractThere is a surprising lack of genetic data for the Cuban crocodile (Crocodylus rhombifer), especially given its status as a critically endangered species. Samples from captive individuals were used to genetically characterize this species in comparison with other New World crocodilians.
Weaver, Jeremy P.   +5 more
openaire   +3 more sources

Detection of organochlorine pesticides in infertile eggs of crocodylus acutus from sinaloa

Environmental Science and Pollution Research
Environmental contaminants endanger human health and non-target organisms such as crocodiles (Crocodylus acutus) that live in aquatic bodies surrounding agricultural areas. Due to their intrinsic characteristics, these organisms could be bioaccumulating and transmitting organochlorine pesticides (OCs) to their eggs. The objectives of this study were to
Ernestina Pérez-González   +7 more
openaire   +2 more sources

Remarkable Movements of an American Crocodile (Crocodylus acutus) in Florida

Southeastern Naturalist, 2014
Abstract Here we present the remarkable movements of an individual Crocodylus acutus (American Crocodile) over a 14-year period. The crocodile was originally marked in Homestead, FL as a young-of-the-year in 1999, and was later recaptured multiple times more than 388 km away along the southwest coast of Florida.
Michael S. Cherkiss   +3 more
openaire   +1 more source

Identification and characterization of dipeptidyl peptidase IV enzyme activity in the American crocodile (Crocodylus acutus)

Veterinary Immunology and Immunopathology, 2010
Serum from the American crocodile was assayed for dipeptidyl peptidase IV (DPP4) activity. We measured the DPP4-mediated hydrolysis of Ala-Pro-AFC. The generation of AFC was dependent on the titer of serum, with significant DPP4 activity (0.20 + or - 0.03 nmol product formed) measured using only 2 microL of crocodile serum, with maximum activity ...
Mark, Merchant   +4 more
openaire   +2 more sources

Hybridization betweenCrocodylus acutusandCrocodylus moreletiiin the Yucatan Peninsula: I. evidence from mitochondrial DNA and morphology

Journal of Experimental Zoology Part A: Ecological Genetics and Physiology, 2008
AbstractThe American crocodile (Crocodylus acutus) and the Morelet's crocodile (C. moreletii) are broadly sympatric in Belize and Mexico. The presence of morphologically anomalous individuals in the overlapping range area suggests possible hybridization between these species.
José Rogelio, Cedeño-Vázquez   +5 more
openaire   +2 more sources

Reptilian Chemistry: Volatile Compounds from Paracloacal Glands of the American Crocodile (Crocodylus acutus)

Journal of Chemical Ecology, 2002
The secretion of the paracloacal glands of the American crocodile (Crocodylus acutus) contains over 80 lipophilic compounds, including saturated and unsaturated long-chain alcohols along with their formic, acetic, and butyric acid esters, and several isoprenoids.
Silvina, García-Rubio   +3 more
openaire   +2 more sources

Ultrastructure of the crocodile kidney (Crocodylus acutus) with special reference to electrolyte and fluid transport

Journal of Morphology, 1967
AbstractThe study of the ultrastructure of the kidney tubules of the crocodile was made to compare the cellular structure with the capacity for electrolyte resorption and the ability to create an osmotic gradient across the tubular wall. The crocodile tubular cells were found to differ from the mammalian tubular cells in that they do not have basal ...
L E, Davis, B, Schmidt-Nielsen
openaire   +2 more sources

Organochlorine residues in eggs of the endangered American Crocodile (Crocodylus acutus)

Bulletin of Environmental Contamination and Toxicology, 1979
R J, Hall   +3 more
openaire   +2 more sources

Population Status of American Crocodiles (Crocodylus acutus) in the Dominican Republic

Journal of Herpetology, 2023
Robert M. Greco   +8 more
openaire   +1 more source

Fauna associated with the nests of Crocodylus moreletii and Crocodylus moreletii × acutus in Belize

Journal of Natural History, 2021
Steven G Platt   +2 more
exaly  

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