Blanchard`s Cricket Frog (Acris blanchardi)
... Formerly recognized as a subspecies of the Northern Cricket Frog (Acris crepitans), the Blanchard’s Cricket Frog (A. blanchardi) is listed as Endangered on Schedule 1 of the Species at Risk Act. It is also listed as Endangered under Ontario’s Endangered Species Act, 2007 1 . It is a tiny member of t ...
... Formerly recognized as a subspecies of the Northern Cricket Frog (Acris crepitans), the Blanchard’s Cricket Frog (A. blanchardi) is listed as Endangered on Schedule 1 of the Species at Risk Act. It is also listed as Endangered under Ontario’s Endangered Species Act, 2007 1 . It is a tiny member of t ...
How fast do migratory songbirds have to adapt to keep pace with
... this probability is applied stochastically to each nest in a patch (i.e., some fraction of nests for a given patch failed based on the edge-sensitivity function). The location of individual nests within patches, such as their relative distance to the edge, is not actually mapped and recorded. Succes ...
... this probability is applied stochastically to each nest in a patch (i.e., some fraction of nests for a given patch failed based on the edge-sensitivity function). The location of individual nests within patches, such as their relative distance to the edge, is not actually mapped and recorded. Succes ...
PDF
... expressed by an organism allowing its growth and survival under distinct environmental conditions (McGill et al., 2006). Functional traits are the morphological, physiological, phenological, and behavioral characteristics of an organism that influence its performance or fitness. As such, TBE couples ...
... expressed by an organism allowing its growth and survival under distinct environmental conditions (McGill et al., 2006). Functional traits are the morphological, physiological, phenological, and behavioral characteristics of an organism that influence its performance or fitness. As such, TBE couples ...
Adaptive advantages of myrmecochory: the predator
... only a key process in regeneration and/or spatial structuring of plant communities (Crawley 2000, Wang and Smith 2002, Rey et al. 2002), but also because predators may act as agents of natural selection that influence the evolution of specific seed traits, e.g. shaping the features of seed dispersal ...
... only a key process in regeneration and/or spatial structuring of plant communities (Crawley 2000, Wang and Smith 2002, Rey et al. 2002), but also because predators may act as agents of natural selection that influence the evolution of specific seed traits, e.g. shaping the features of seed dispersal ...
Resilience of Microbial Systems Towards Disturbances - UvA-DARE
... more relevant, and based on this assumption other theories like the redundancy and insurance hypothesis were developed. The observation that different responses can occur within similar environments was the trigger for additional theories such as niche differentiation, complementarity, sampling effe ...
... more relevant, and based on this assumption other theories like the redundancy and insurance hypothesis were developed. The observation that different responses can occur within similar environments was the trigger for additional theories such as niche differentiation, complementarity, sampling effe ...
photic zone
... such as southern California. Increased fire frequency reduces the ability of the vegetation to recover, and invasive grasses can move in. ...
... such as southern California. Increased fire frequency reduces the ability of the vegetation to recover, and invasive grasses can move in. ...
The Survival of Starved Bacteria
... Studies on survival at ordinary temperatures in non-nutrient aqueous solutions are complicated by three factors. (1) Buffers prepared from highly purified reagents contain impurities which permit limited growth of bacteria. Garvie (1955) showed that this phenomenon could account for apparent 're-act ...
... Studies on survival at ordinary temperatures in non-nutrient aqueous solutions are complicated by three factors. (1) Buffers prepared from highly purified reagents contain impurities which permit limited growth of bacteria. Garvie (1955) showed that this phenomenon could account for apparent 're-act ...
Adaptations to Intraguild Competition
... were less likely to locate kills situated in tall grass. Spotted hyenas (Crocuta crocuta) and jackals (Canis spp.) were each likely to be present simultaneous with vultures, although there was little concordance of order of arrival. Another method of reducing competitive pressure is niche partitioni ...
... were less likely to locate kills situated in tall grass. Spotted hyenas (Crocuta crocuta) and jackals (Canis spp.) were each likely to be present simultaneous with vultures, although there was little concordance of order of arrival. Another method of reducing competitive pressure is niche partitioni ...
Integrated Pest Management IPM
... living organism [that] does not include a virus, bacteria, fungus or internal parasite that exists on humans or animals (British Columbia Pesticide Control Act,1997) Includes insects, weeds, plant pathogens, birds, non-human mammals and other organisms which pose non-medical problems to humans and n ...
... living organism [that] does not include a virus, bacteria, fungus or internal parasite that exists on humans or animals (British Columbia Pesticide Control Act,1997) Includes insects, weeds, plant pathogens, birds, non-human mammals and other organisms which pose non-medical problems to humans and n ...
Optimization of supplementary feeding programs for European
... variables regarding the abundance of each vulture species: (1) maximum number of adult birds feeding simultaneously during the threeday event, and (2) maximum number of nonadult birds feeding simultaneously during the three-day event. Since the Eurasian griffon vulture exploits the greatest biomass ...
... variables regarding the abundance of each vulture species: (1) maximum number of adult birds feeding simultaneously during the threeday event, and (2) maximum number of nonadult birds feeding simultaneously during the three-day event. Since the Eurasian griffon vulture exploits the greatest biomass ...
Communication Skills Courses for the BS Degree in Biology
... Rhythms of the Brain Seminar in Neurotoxicology Comparing Sperm and Pollen Evolution Species Interactions and Biodiversity Sexual Selection and Mating Strategies Seminar in Disturbance Ecology Capstone Seminar in Environmental Sciences ...
... Rhythms of the Brain Seminar in Neurotoxicology Comparing Sperm and Pollen Evolution Species Interactions and Biodiversity Sexual Selection and Mating Strategies Seminar in Disturbance Ecology Capstone Seminar in Environmental Sciences ...
the maintenance of species diversity by disturbance
... @ 1989 by the Stony Brook Foundation, Inc. All rights reserved ...
... @ 1989 by the Stony Brook Foundation, Inc. All rights reserved ...
Adaptive advantages of myrmecochory: the predator
... only a key process in regeneration and/or spatial structuring of plant communities (Crawley 2000, Wang and Smith 2002, Rey et al. 2002), but also because predators may act as agents of natural selection that influence the evolution of specific seed traits, e.g. shaping the features of seed dispersal ...
... only a key process in regeneration and/or spatial structuring of plant communities (Crawley 2000, Wang and Smith 2002, Rey et al. 2002), but also because predators may act as agents of natural selection that influence the evolution of specific seed traits, e.g. shaping the features of seed dispersal ...
Adaptive advantages of myrmecochory: the predator
... only a key process in regeneration and/or spatial structuring of plant communities (Crawley 2000, Wang and Smith 2002, Rey et al. 2002), but also because predators may act as agents of natural selection that influence the evolution of specific seed traits, e.g. shaping the features of seed dispersal ...
... only a key process in regeneration and/or spatial structuring of plant communities (Crawley 2000, Wang and Smith 2002, Rey et al. 2002), but also because predators may act as agents of natural selection that influence the evolution of specific seed traits, e.g. shaping the features of seed dispersal ...
Ecological gradients and relative abundance of native (Mytilus
... pivotal roles in governing overall species composition (Ricketts et al. 1962). Mytilus spp. has a broad global distribution and there is a rich literature on their biology and ecology. McDonald and Koehn (1988) revealed that there is a significant genetic structure in populations of the cosmopolitan ...
... pivotal roles in governing overall species composition (Ricketts et al. 1962). Mytilus spp. has a broad global distribution and there is a rich literature on their biology and ecology. McDonald and Koehn (1988) revealed that there is a significant genetic structure in populations of the cosmopolitan ...
Daphnia hybridization along ecological gradients in pelagic
... and significantly higher affinity of fishes to upstream locations are all significant environmental factors for the maintenance of strong heterogeneity of the selective forces responsible for the overall longitudinal heterogeneity of reservoir zooplankton (Urabe 1990). In our recent study (Seda et a ...
... and significantly higher affinity of fishes to upstream locations are all significant environmental factors for the maintenance of strong heterogeneity of the selective forces responsible for the overall longitudinal heterogeneity of reservoir zooplankton (Urabe 1990). In our recent study (Seda et a ...
Alpha and beta subunits of pyruvate dehydrogenase E1
... and 100%). This position for the microsporidian sequence is exactly what one would expect for a mitochondrial PDH gene. The Nosema sequences are both more divergent than other mitochondrial homologues, but not as divergent as many microsporidian genes. Probably as a result of this divergence, the No ...
... and 100%). This position for the microsporidian sequence is exactly what one would expect for a mitochondrial PDH gene. The Nosema sequences are both more divergent than other mitochondrial homologues, but not as divergent as many microsporidian genes. Probably as a result of this divergence, the No ...
These_4_niveau 2 et 3 - Chaire CRSNG/Hydro
... beyond. After identification of open research questions within the BEF paradigm, the second chapter proposes an experimental design addressing those gaps. The core of this experimental design is the variation of tree communities along a gradient of continuous functional diversity (FD) to specificall ...
... beyond. After identification of open research questions within the BEF paradigm, the second chapter proposes an experimental design addressing those gaps. The core of this experimental design is the variation of tree communities along a gradient of continuous functional diversity (FD) to specificall ...
Linking internal and external bacterial community control gives
... Fig. 1. Schematic of merged model components with different resolutions. A: “Minimum” microbial food web model (Thingstad et al., 2007) resolving interactions between PFTs. Top-down cascading effects from ciliate grazing control total bacterial abundance, while bacterial growth is indirectly control ...
... Fig. 1. Schematic of merged model components with different resolutions. A: “Minimum” microbial food web model (Thingstad et al., 2007) resolving interactions between PFTs. Top-down cascading effects from ciliate grazing control total bacterial abundance, while bacterial growth is indirectly control ...
References - Biology Department | UNC Chapel Hill
... PSU: Photosynthetic unit: the leaflet, simple leaf, cladode, unit of green stem, etc. Pulse perturbation: A change in the physical or biotic environment of a community that is applied and immediately removed (as immediately as it can be). Quadrat: A vegetation sample of specified shape and area or v ...
... PSU: Photosynthetic unit: the leaflet, simple leaf, cladode, unit of green stem, etc. Pulse perturbation: A change in the physical or biotic environment of a community that is applied and immediately removed (as immediately as it can be). Quadrat: A vegetation sample of specified shape and area or v ...
The behavioral ecology of amblypygids
... modalities; predator, prey, parasite, parasitoid, cannibal, and commensal interactions; resource contests and territoriality; mating systems and mate choice; parental investment and sociality; and genetics and genomics as they relate to behavioral ecology. We present ideas for future research in eac ...
... modalities; predator, prey, parasite, parasitoid, cannibal, and commensal interactions; resource contests and territoriality; mating systems and mate choice; parental investment and sociality; and genetics and genomics as they relate to behavioral ecology. We present ideas for future research in eac ...
Prey, predators, parasites: intraguild predation or simpler community
... variables, a powerful tool routinely used across all scientific disciplines. Physics, for example, is abound in problems that may appear intractable in one coordinate system, but which get dramatically simplified by an appropriate coordinate transformation. Similar changes in the frame of reference ha ...
... variables, a powerful tool routinely used across all scientific disciplines. Physics, for example, is abound in problems that may appear intractable in one coordinate system, but which get dramatically simplified by an appropriate coordinate transformation. Similar changes in the frame of reference ha ...
Invasive alien species in Switzerland. Factsheets
... Feeds on water plants from the surface; its long neck allows it to take submerged plants from the bottom of shallow water (up to 1.07 m deep). It also grazes on meadows. Lakes with shallow plant-rich areas are the preferred habitat. It can reach high densities, when fed by humans all year round. Nor ...
... Feeds on water plants from the surface; its long neck allows it to take submerged plants from the bottom of shallow water (up to 1.07 m deep). It also grazes on meadows. Lakes with shallow plant-rich areas are the preferred habitat. It can reach high densities, when fed by humans all year round. Nor ...