Results 41 to 50 of about 5,838 (179)

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

Efecto de tres dietas en el crecimiento de crías de cocodrilo americano crocodylus acutus [PDF]

open access: yes, 2012
The effect of three diets with replacement of marine fish (20 and 40%) for beef liver in the growth and survival, and the effect of temperature on feed intake of young Crocodylus acutus was studied.
Jaime-Ceballos, B.   +7 more
core   +3 more sources

The American Crocodile: An Indicator Species for Everglades Restoration

open access: yesEDIS, 2016
The American crocodile (Crocodylus acutus) is a top predator that lives along the southern tip of peninsular Florida, inhabiting saltwater, brackish water, or freshwater near coastal areas in mangrove-lined ponds, creeks, coves, man-made ponds, and ...
Rebecca G. Harvey   +4 more
doaj   +5 more sources

First successful nest for the Vulnerable American crocodile Crocodylus acutus population on the west coast of Florida, USA

open access: yesOryx, 2023
The American crocodile Crocodylus acutus occurs across the Americas, with its northernmost distribution being in South Florida, USA. This species has undergone severe declines across its range and is categorized globally as Vulnerable on the IUCN Red ...
Steve Bertone   +4 more
doaj   +1 more source

Percepción y conocimiento popular sobre el cocodrilo Crocodylus acutus (Reptilia:Crocodylidae) en zonas aledañas al río Tempisque, Guanacaste, Costa Rica

open access: yesCuadernos de investigación UNED, 2012
El cocodrilo americano (Crocodylus acutus) es una especie amenazada por la pérdida de hábitat y la caza ilegal. En el río Tempisque, Costa Rica, sus poblaciones se han recuperado considerablemente pero siguen siendo vulnerables porque su nicho y hábitat ...
Valerie Valdelomar   +16 more
doaj   +1 more source

Stable isotope measurements as analytical tools for the traceability of crocodile-derived products

open access: yesAnimal Biodiversity and Conservation, 2022
Mediciones de isótopos estables como herramientas analíticas para la trazabilidad de productos derivados de cocodrilos En el presente estudio preliminar se examinó la aplicación de análisis isotópicos duales (δ13C y δ15N) para determinar el origen de la
J. Gamboa-Delgado   +4 more
doaj   +1 more source

Figure 4 in Fauna associated with the nests of Crocodylus moreletii and Crocodylus moreletii × acutus in Belize

open access: yes, 2021
Figure 4. Black-bellied whistling-duck (Dendrocygna autumnalis) nest found in close proximity to a C. moreletii nest on an island in Gold Button Lagoon, northern Belize (a).
Rainwater, Thomas R.   +2 more
core   +1 more source

Depredación en la tortuga carey Eretmochelys imbricata por el Jaguar Panthera onca en la costa del Pacífico de Costa Rica

open access: yesMammalogy Notes, 2016
In the sea, the most common predators of adult sea turtles are sharks (i.e., Carcharhinus leucas, Carcharodon carcharias, Galeocerdo cuvier) (Witzell 1987, Cliff & Dudley 1991, Fergusson et al. 2000) and killer whales (Orcinus orca) (Fertl & Fulling 2007)
Hansel Herrera   +2 more
doaj   +1 more source

Conservation genetics of American crocodile, Crocodylus acutus, populations in Pacific Costa Rica

open access: yesNature Conservation, 2017
Maintaining genetic diversity is crucial for the survival and management of threatened and endangered species. In this study, we analyzed genetic diversity and population genetic structure at neutral loci in American crocodiles, Crocodylus acutus, from ...
Laurie A. Mauger   +5 more
doaj   +3 more sources

Las especies emblemáticas de flora y fauna de la ciudad de Guayaquil y de la provincia del Guayas, Ecuador

open access: yesRevista Científica de Ciencias Naturales y Ambientales, 2021
Se provee una definición y las características de las especies emblemáticas. De acuerdo con éstas, se presentan 27 taxa emblemáticas de la ciudad de Guayaquil y de la provincia del Guayas, en la costa de Ecuador, estas son: 14 especies de plantas ...
Xavier Cornejo
doaj   +1 more source

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