Results 51 to 60 of about 34,320 (266)
Asimetría fluctuante como un indicador de estrés ambiental en pequeños mamíferos [PDF]
La estabilidad del desarrollo de un organismo se refleja en la capacidad que posee de producir una forma “ideal” bajo un conjunto particular de condiciones.
Coda, José Antonio +4 more
core
Leptodactylus pentadactylus [PDF]
Number of Pages: 48Integrative BiologyGeological ...
de Sá, Rafael O. +2 more
core +1 more source
Clade‐wide morphological and functional variation of the sauropsid columella
Abstract The columella (=stapes) is the middle ear bone of reptiles that transmits vibrations from the environment to the inner ear. It has been shown to exhibit extensive interspecific morphological disparity in several clades; however, its morphological variation and associated functional consequences remain poorly described.
John Peacock +4 more
wiley +1 more source
From a series of biological samples collected from different freshwater environments in Costa Rica, Central America, the exotic Asian cyclopoid Mesocyclops thermocyclopoides Harada, 1931 was identified.
Eduardo Suárez-Morales +2 more
doaj +1 more source
Segmental composition and nerve distribution of the brachial plexus in Galictis cuja
Abstract Galictis cuja is a neotropical mustelid with terrestrial locomotor habits, yet the anatomy of its brachial plexus has remained undescribed. This study characterizes the origin, organization, and distribution of the brachial plexus nerves in 15 adult specimens (30 antimeres).
Natan da Cruz de Carvalho +6 more
wiley +1 more source
Ecology and evolution of pyrazines in insects
ABSTRACT Chemical communication is the oldest and most widespread form of signalling among and within organisms. Among the many compounds involved in such communication, pyrazines – nitrogen‐containing heterocyclic molecules – are especially intriguing due to their widespread occurrence across the tree of life, from bacteria and fungi to insects and ...
Zowi Oudendijk +2 more
wiley +1 more source
Feather growth rate and mass in nearctic passerines with variablemigratory behavior and molt pattern [PDF]
Bird species vary greatly in the duration of their annual complete feather molt. However, such variation is not well documented in birds from many biogeographic areas, which restricts our understanding of the diversification of molt strategies.
Barta Z. +8 more
core +2 more sources
How wildlife respond to tropical cyclones: short‐term tactics and long‐term impacts
ABSTRACT From butterflies to lizards and from sharks to seabirds, wildlife exhibit tactics to survive the impacts of tropical cyclones, also known as hurricanes, cyclones, or typhoons depending on where they occur. Some species seek refuge during the storm by moving, some remain in place and ride it out, and others move longer distances, avoiding the ...
Erin L. Koen +15 more
wiley +1 more source
Dysmicoccus de la Región Neotropical (Hemiptera: Pseudococcidae)
Se describen e ilustran 16 especies: D. alius sp. nov., D. bonaerensis sp. nov., D. cacao sp. nov., D. caribensis sp. nov., D. fusagasugae sp. nov., D. gracilis sp. nov., D. patagonicus sp. nov., D. perotensis sp. nov., D. pini sp. nov., D.
María Cristina GRANARA de WILLINK
doaj
Las termitas son insectos que aparecen muchas veces en contextos arqueológicos en Brasil y casi nunca son objeto de estudio como procesos naturales de formación de los depósitos y contextos arqueológicos.
Ana Solari +4 more
doaj +1 more source

