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of 36
pro vyhledávání: '"Mason J Ryan"'
Autor:
Mason J Ryan, Michael M Fuller, Norman J Scott, Joseph A Cook, Steven Poe, Beatriz Willink, Gerardo Chaves, Federico Bolaños
Publikováno v:
PLoS ONE, Vol 9, Iss 5, p e98351 (2014)
Roughly 40% of amphibian species are in decline with habitat loss, disease, and climate change being the most cited threats. Heterogeneity of extrinsic (e.g. climate) and intrinsic (e.g. local adaptations) factors across a species' range should influ
Externí odkaz:
https://doaj.org/article/390032c0de464f7cbfc741af267505c2
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Autor:
Kellogg, Ryan T., Vargas, Jan, Barros, Guilherme, Sen, Rajeev, Bass, David, Mason, J. Ryan, Levitt, Michael
Publikováno v:
In World Neurosurgery April 2021 148:e58-e65
Publikováno v:
Phyllomedusa: Journal of Herpetology, Vol 8, Iss 2, Pp 81-87 (2009)
A new species of Anolis is described from western Panama and eastern Costa Rica. Populations of the new form were previously allocated to A. chocorum. However, the new species differs from A. chocorum in characters of color pattern, scalation and pro
Externí odkaz:
https://doaj.org/article/2d2ef8d6dd964445b3202e36fa52b9ee
Autor:
J. Tomasz Giermakowski, Blake R. Hossack, Erin Muths, Brent H. Sigafus, Ian M. Latella, Michael James Forzley, Mason J. Ryan
Publikováno v:
Ichthyology & Herpetology. 109
For species with variable phenology, it is often challenging to produce reliable estimates of population dynamics or changes in occupancy. The Arizona Toad (Anaxyrus microscaphus) is a southwestern USA endemic that has been petitioned for legal prote
Publikováno v:
Western North American Naturalist. 80
Fire is an important ecosystem process that can impact local amphibian communities and breeding behaviors. Riparian gallery forests of the American Southwest are an important habitat for amphibians that breed in river channels, wetlands, and pools wi
Autor:
Ian M. Latella, Fernando Ayala-Varela, Gunther Köhler, Adrián Nieto-Montes de Oca, Brad Truett, Levi N. Gray, Julián A. Velasco, Kevin de Queiroz, Mason J. Ryan, Omar Torres-Carvajal, Steven Poe
Publikováno v:
The American Naturalist. 191:E185-E194
Adaptive radiation is a widely recognized pattern of evolution wherein substantial phenotypic change accompanies rapid speciation. Adaptive radiation may be triggered by environmental opportunities resulting from dispersal to new areas or via the evo
Autor:
Fernando Ayala-Varela, Levi N. Gray, Gunther Köhler, Steven Poe, Kevin de Queiroz, Omar Torres-Carvajal, Adrián Nieto-Montes de Oca, Julián A. Velasco, Ian M. Latella, Brad Truett, Mason J. Ryan
Publikováno v:
Systematic Biology. 66:663-697
Anolis lizards (anoles) are textbook study organisms in evolution and ecology. Although several topics in evolutionary biology have been elucidated by the study of anoles, progress in some areas has been hampered by limited phylogenetic information o
Autor:
Veronica Saenz, Mason J. Ryan, Roberto Ibáñez, Florence Ann Sobell, Shawna McLetchie, Allison Q. Byrne, Douglas C. Woodhams, Rachel Perez, Corinne L. Richards-Zawacki, Jamie Voyles, Julie M. Ray, Erica Bree Rosenblum, Molly C. Bletz, Edgardo Griffith, Louise A. Rollins-Smith, Heidi Ross, Gabriela Rios-Sotelo, Laura K. Reinert
Publikováno v:
Science. 359:1517-1519
Resistance is not futile The fungal disease chytridiomycosis has wreaked havoc on amphibians worldwide. The disease is caused by the organism Batrachochytrium dendrobatidis and was first identified in the late 1990s. Voyles et al. revisited protected
Autor:
Myra C. Hughey, Mason J. Ryan, Jorge Guerrel, Gerardo Chaves, Heidi Ross, Roberto Ibáñez, Blake Klocke, Ángel Sosa-Bartuano, Abel Batista, César A. Jaramillo, Angie Estrada, Andreas Hertz, Brian Gratwicke, M. Mandica, Daniel Medina, Corinne L. Richards-Zawacki, Jamie Voyles, L. Elizondo, D. Garelle, Matthew Evans, Andrew J. Crawford, B. Walker, Douglas C. Woodhams
Publikováno v:
Animal Conservation. 19:324-336
Amphibians around the world are declining from threats that cannot currently be mitigated, making it impossible to safeguard some species in their natural habitats. Amphibians in the mountainous neotropics are one example where severe diseaserelated