Search Results - "LEYNAUD, GERARDO C."

Landscape attributes explain co-occurrence between an endemic amphibian and alien trout in mountainous streams of Córdoba (Argentina) by Bonino, Andrea, Miloch, Daniela, Nori, Javier, Leynaud, Gerardo C., Lescano, Julián N.

“…Amphibians inhabiting mountainous water bodies are frequently documented as the most affected by alien species, being trout one of the introduced aquatic…”
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Identification of limiting climatic and geographical variables for the distribution of the tortoise Chelonoidis chilensis (Testudinidae): a baseline for conservation actions by Ruete, Alejandro, Leynaud, Gerardo C

“…Background. Just as for most other tortoise species, the once common Chaco tortoise, Chelonoidis chilensis (Testudinidae), is under constant threat across it…”
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Climate change and American Bullfrog invasion: what could we expect in South America? by Nori, Javier, Urbina-Cardona, J Nicolás, Loyola, Rafael D, Lescano, Julián N, Leynaud, Gerardo C

“…Biological invasion and climate change pose challenges to biodiversity conservation in the 21(st) century. Invasive species modify ecosystem structure and…”
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How far from water? terrestrial dispersal and nesting sites of the freshwater turtle Phrynops hilarii in the floodplain of the Paraná River (Argentina) by López, María S, Sione, Walter, Leynaud, Gerardo C, Prieto, Yanina A, Manzano, Adriana S

“…Terrestrial environments surrounding aquatic resources are important and intensively used by semi-aquatic species. In the present work, terrestrial dispersal…”
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Effects of fire and cattle grazing on amphibians and lizards in northeastern Argentina (Humid Chaco) by Cano, Paula D, Leynaud, Gerardo C

“…Richness, diversity and abundance of amphibians and lizards were compared in four sites subjected to different fire and grazing regimes in Mburucuyá National…”
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Venomous snakes and climate change: ophidism as a dynamic problem by Nori, Javier, Carrasco, Paola A., Leynaud, Gerardo C.

“…Snakebite envenoming is an important public health problem worldwide and addressing this issue has turned into a challenge for applied science. In this sense,…”
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Endemic amphibians cornered in headwaters by trout invasion in a mountain range in Argentina by Miloch, Daniela, Bonino, Andrea, Leynaud, Gerardo C., Lescano, Julián N.

“…The Sierras Pampeanas Centrales, one of the most important extra‐Andean mountain systems of Argentina, harbour endemic and threatened amphibian species. In the…”
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Patterns of morphological variation and ecological correlates in the skull of vipers (Serpentes: Viperidae) by Carrasco, Paola A., Prystupczuk, Lilen, Koch, Claudia, González, Germán A., Leynaud, Gerardo C., Grazziotin, Felipe G.

“…The skull of vipers is a highly kinetic anatomical structure involved in envenomating and consuming of prey. Morphological knowledge about the viperid skull is…”
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Functional traits reveal environmental constraints on amphibian community assembly in a subtropical dry forest by Lescano, Julián N., Miloch, Daniela, Leynaud, Gerardo C.

“…The relationships between functional traits and environmental gradients are useful to identify different community assembly processes. In this work, we used an…”
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Total‐evidence phylogeny and evolutionary morphology of New World pitvipers (Serpentes: Viperidae: Crotalinae) by Carrasco, Paola A., Koch, Claudia, Grazziotin, Felipe G., Venegas, Pablo J., Chaparro, Juan C., Scrocchi, Gustavo J., Salazar‐Valenzuela, David, Leynaud, Gerardo C., Mattoni, Camilo I.

“…Crotalines (pitvipers) in the Americas are distributed from southern Canada to southern Argentina, and are represented by 13 genera and 163 species that…”
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Thermoconformity strategy in the freshwater turtle Hydromedusa tectifera (Testudines, Chelidae) in its southern distribution area by Molina, Francisco J., Leynaud, Gerardo C.

“…Ectotherm species are not capable of generating metabolic heat; therefore, they present different strategies for regulating their body temperatures, ranging…”
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Morphology, phylogeny and taxonomy of South American bothropoid pitvipers (Serpentes, Viperidae) by Carrasco, Paola A., Mattoni, Camilo I., Leynaud, Gerardo C., Scrocchi, Gustavo J.

“…Carrasco, P.A., Mattoni, C.I., Leynaud, G.C. & Scrocchi, G.J. (2012). Morphology, phylogeny and taxonomy of South American bothropoid pitvipers (Serpentes,…”
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The conflict between agricultural expansion and priority conservation areas: Making the right decisions before it is too late by Nori, Javier, Lescano, Julián N., Illoldi-Rangel, Patricia, Frutos, Nicolás, Cabrera, Mario R., Leynaud, Gerardo C.

“…► We calculated priority conservation areas in different land-use scenarios. ► We used amphibians and reptiles as surrogates in a heavily deforested region. ►…”
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Density estimates of Mazama gouazoubira (Cervidae) using the pellet count technique in the arid Chaco (Argentina) by María E. Periago, Gerardo C. Leynaud

“…The fecal pellet group count technique was used to estimate gray brocket deer density in a protected area in the west of Córdoba province (Chancaní Reserve),…”
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Is thermal sensitivity affected by predation risk? A case study in tadpoles from ephemeral environments by Miloch, Daniela, Cecchetto, Nicolas R., Lescano, Julián N., Leynaud, Gerardo C., Perotti, María Gabriela

“…Changes in environmental temperature may induce variations in thermal tolerance and sensitivity in ectotherm organisms. These variations generate plastic…”
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Reptile species persistence under climate change and direct human threats in north-western Argentina by NORI, JAVIER, LEYNAUD, GERARDO C., VOLANTE, JOSÉ, ABDALA, CRISTIAN S., SCROCCHI, GUSTAVO J., RODRÍGUEZ-SOTO, CLARITA, PRESSEY, ROBERT L., LOYOLA, RAFAEL

“…Protected areas have been established historically in residual places where the potential for extractive uses is low, implying that places at risk are usually…”
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Translating niche features: Modelling differential exposure of Argentine reptiles to global climate change by Nori, Javier, Moreno Azócar, Débora L., Cruz, Felix B., Bonino, Marcelo F., Leynaud, Gerardo C.

“…Global climate change affects the distributions of ectotherms and may be the cause of several conservation problems, such as great displacement of climatic…”
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Amphibian assemblages in dry forests: Multi-scale variables explain variations in species richness by Lescano, Julián N., Bellis, Laura M., Hoyos, Laura E., Leynaud, Gerardo C.

“…Pond-breeding amphibians depend on several habitats and scales throughout their complex life cycle. For pond-breeding amphibians inhabiting seasonal dry…”
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American bullfrog invasion in Argentina: where should we take urgent measures? by Nori, Javier, Akmentins, Mauricio S., Ghirardi, Romina, Frutos, Nicolás, Leynaud, Gerardo C.

“…Argentina is the country with the most geographically extended biological invasion of the American bullfrog ( Lithobates catesbeianus ) in South America after…”
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Saberes y leyendas: El etnoconocimiento como herramienta para mejorar la convivencia entre serpientes y pobladores del sur de la Región Chaqueña (Córdoba, Argentina) by Ibarra, Carlos M., Leynaud, Gerardo C., Pereyra, Laura C., Arias Toledo, Bárbara

“…Los accidentes por ofidios son un problema para los habitantes de las pequeñas poblaciones rurales del noroeste de Córdoba, quienes viven y trabajan en…”
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