Mathematical Modelling Of Ecological Networks, Structure and
... The bases for analyzing the dynamics of complex ecological systems, such as food chains, are the interactions between two species, particularly the dynamical relationship between predators and their prey. From the seminal LotkaâĂŞVolterra model, several alternatives for modeling continuous time co ...
... The bases for analyzing the dynamics of complex ecological systems, such as food chains, are the interactions between two species, particularly the dynamical relationship between predators and their prey. From the seminal LotkaâĂŞVolterra model, several alternatives for modeling continuous time co ...
Species and population differences in social recognition between
... over a period of time (Griffiths and Magurran 1997a), and there is an upper limit to the number of different individuals that can be memorized (Griffiths and Magurran 1997b). Contrastingly, the more general form of recognition does not require individuals to have any prior experience of each other. ...
... over a period of time (Griffiths and Magurran 1997a), and there is an upper limit to the number of different individuals that can be memorized (Griffiths and Magurran 1997b). Contrastingly, the more general form of recognition does not require individuals to have any prior experience of each other. ...
The manuscript on the following pages has been accepted for... the book Coral Health and Disease (Eugene Rosenberg, Editor), which...
... not necessarily directly predictable from observations made on individual partners in isolation (e.g., in culture) or in other combinations. Distinguishing ecospecies from one another is further complicated by uncertainties in determining functional diversity of symbionts from (predominantly molecul ...
... not necessarily directly predictable from observations made on individual partners in isolation (e.g., in culture) or in other combinations. Distinguishing ecospecies from one another is further complicated by uncertainties in determining functional diversity of symbionts from (predominantly molecul ...
Sodium channel mutation leading to saxitoxin
... and siphon retraction in a high-energy, intertidal habitat, where clams can become exposed at the sediment surface, may cause indirect mortalities through desiccation and predation. Longer-term laboratory exposure to toxic A. tamarense cells resulted in high differential mortalities between the two ...
... and siphon retraction in a high-energy, intertidal habitat, where clams can become exposed at the sediment surface, may cause indirect mortalities through desiccation and predation. Longer-term laboratory exposure to toxic A. tamarense cells resulted in high differential mortalities between the two ...
The assembly of tropical tree communities the advances and
... species. Quantifying this similarity is a daunting and potentially impossible task in species-rich assemblages. During the past decade tropical tree ecologists have increasingly utilized phylogenetic trees and functional traits to estimate the ecological similarity of species in order to test mechan ...
... species. Quantifying this similarity is a daunting and potentially impossible task in species-rich assemblages. During the past decade tropical tree ecologists have increasingly utilized phylogenetic trees and functional traits to estimate the ecological similarity of species in order to test mechan ...
Forest Cover, Condition, and Ecology in Human
... Conservationists have classified Madagascar as the world’s highest conservation priority or biodiversity ‘hotspot’ based on two criteria: exceptional concentrations of endemic plant species and high degrees of threat facing the persistence of those species (Mittermeier et al. 1998; Myers et al. 2000 ...
... Conservationists have classified Madagascar as the world’s highest conservation priority or biodiversity ‘hotspot’ based on two criteria: exceptional concentrations of endemic plant species and high degrees of threat facing the persistence of those species (Mittermeier et al. 1998; Myers et al. 2000 ...
stage structure - Rice University
... life-table analysis and stage-based matrix projection models. In sharp contrast to its prominent role in the study of single-species dynamics, stage structure has received relatively little attention in the context of ecological communities. We are just beginning to understand the ways in which stag ...
... life-table analysis and stage-based matrix projection models. In sharp contrast to its prominent role in the study of single-species dynamics, stage structure has received relatively little attention in the context of ecological communities. We are just beginning to understand the ways in which stag ...
Potential problems of removing one invasive species at a time
... zero. Because of potential publication bias against studies with negative results or studies with higher sample sizes having a probability of finding effects, we assessed potential publication bias by plotting the sample size against the Hedges’ d value (e.g., funnel plot analysis; Palmer, 1999). We ...
... zero. Because of potential publication bias against studies with negative results or studies with higher sample sizes having a probability of finding effects, we assessed potential publication bias by plotting the sample size against the Hedges’ d value (e.g., funnel plot analysis; Palmer, 1999). We ...
Why copulatory organs provide so many useful taxonomic characters
... different size or form, or both, so that interspecific matings are prevented or at least made more difficult. At least two arguments can be brought forward against this hypothesis as a widely applicable explanation. First, substantial differences may occur between related forms that have very sophis ...
... different size or form, or both, so that interspecific matings are prevented or at least made more difficult. At least two arguments can be brought forward against this hypothesis as a widely applicable explanation. First, substantial differences may occur between related forms that have very sophis ...
Ecological Succession page 146
... Activities and Questions The Ecological Succession Model illustrates a sequence of stages in an ecological succession. Review the sequence of stages from primary succession to the climax community, noting that one side includes autotrophs and the other side heterotrophs. (See the Glossary for defini ...
... Activities and Questions The Ecological Succession Model illustrates a sequence of stages in an ecological succession. Review the sequence of stages from primary succession to the climax community, noting that one side includes autotrophs and the other side heterotrophs. (See the Glossary for defini ...
Amphibian Population Declines: Evolutionary Considerations
... Over evolutionary time, selection pressures have shaped the life history characteristics and behaviors of amphibians in ways that relate to their exposure to sunlight. Amphibians seek sunlight for thermoregulation and to maximize their growth and development. Especially in temperate regions, larvae ...
... Over evolutionary time, selection pressures have shaped the life history characteristics and behaviors of amphibians in ways that relate to their exposure to sunlight. Amphibians seek sunlight for thermoregulation and to maximize their growth and development. Especially in temperate regions, larvae ...
Male dispersal patterns in white-faced capuchins, Cebus capucinus
... it is expected that male emigration will coincide with group take-overs and involve aggression directed by new resident males towards natal males; (2) if male natal emigration takes place in response to an attraction to extragroup females, emigrations are expected to occur at sexual maturity, and be ...
... it is expected that male emigration will coincide with group take-overs and involve aggression directed by new resident males towards natal males; (2) if male natal emigration takes place in response to an attraction to extragroup females, emigrations are expected to occur at sexual maturity, and be ...
The niche construction paradigm in ecological time
... important in a more general formulation of the niche construction idea is its application at an interspecific level. Indeed, conceptual frameworks such as the response/effect competition framework of Goldberg (1990) are by nature interspecific and conceptually fall within the same sort of framework. T ...
... important in a more general formulation of the niche construction idea is its application at an interspecific level. Indeed, conceptual frameworks such as the response/effect competition framework of Goldberg (1990) are by nature interspecific and conceptually fall within the same sort of framework. T ...
Progress toward understanding the ecological impacts of nonnative
... recipient community as general determinants of impact; thus, they could provide the foundation for a theoretical framework for understanding and predicting impact. Further substantive progress toward this goal requires explicit consideration of within-taxon and across-taxa variation in the per capit ...
... recipient community as general determinants of impact; thus, they could provide the foundation for a theoretical framework for understanding and predicting impact. Further substantive progress toward this goal requires explicit consideration of within-taxon and across-taxa variation in the per capit ...
HYBRIDIZATION DYNAMICS OF INVASIVE CATTAIL
... range expansion and ability to dominate wetland habitats. According to Galatowitsch et al. (1999), several hypotheses have been advanced in an effort to explain how introduced plant species become invasive species. The Introgression/Hybrid Speciation hypothesis suggests that interspecific hybridizat ...
... range expansion and ability to dominate wetland habitats. According to Galatowitsch et al. (1999), several hypotheses have been advanced in an effort to explain how introduced plant species become invasive species. The Introgression/Hybrid Speciation hypothesis suggests that interspecific hybridizat ...
Where less may be more: how the rare biosphere pulls
... rare, but their competitive advantage rapidly dwindles as they spread (Figure 1b). The strength of frequencydependent selection may vary with environmental factors such as predators (Meyer and Kassen, 2007): the steeper the slope of the frequency-dependent fitness, the more persistent a rare species ...
... rare, but their competitive advantage rapidly dwindles as they spread (Figure 1b). The strength of frequencydependent selection may vary with environmental factors such as predators (Meyer and Kassen, 2007): the steeper the slope of the frequency-dependent fitness, the more persistent a rare species ...
2016 Joint ICTWS, WCTWS, SNVB, and NW PARC Meeting Abstracts
... Department of Fish and Wildlife Sciences, Moscow, ID 83844; Jennifer L Stenglein, Wisconsin Department of Natural Resources, Madison, WI 53705; Lisette P Waits, University of Idaho, Department of Fish and Wildlife Sciences, Moscow, ID 83844; [email protected] Recruitment in wolves can be negatively ...
... Department of Fish and Wildlife Sciences, Moscow, ID 83844; Jennifer L Stenglein, Wisconsin Department of Natural Resources, Madison, WI 53705; Lisette P Waits, University of Idaho, Department of Fish and Wildlife Sciences, Moscow, ID 83844; [email protected] Recruitment in wolves can be negatively ...
TOPIC 2 - MARKING SCHEME - International School Bangkok
... Allow [1] for each pair considered. Allow for any reasoned argument. might support greater species diversity/higher population numbers of each species/greater productivity at each trophic level → longer food chains; edge effect increased in B → risk of disturbance/drift of pollutants/ greater produc ...
... Allow [1] for each pair considered. Allow for any reasoned argument. might support greater species diversity/higher population numbers of each species/greater productivity at each trophic level → longer food chains; edge effect increased in B → risk of disturbance/drift of pollutants/ greater produc ...
Disturbance, Diversity, and Invasion: Implications for
... changes in the system. In our discussion below, w e will include both direct disturbances (those affecting the survivorship of individuals directly) and indirect disturbance (those affecting resource levels or other conditions that then influence individuals in the patch). Disturbances to plant c o ...
... changes in the system. In our discussion below, w e will include both direct disturbances (those affecting the survivorship of individuals directly) and indirect disturbance (those affecting resource levels or other conditions that then influence individuals in the patch). Disturbances to plant c o ...
Genes and Enzymes in Man
... orders, the so-called inborn errors of metabolism, are due to titative differences in rates of synthesis, attributable to genes at genetically determined deficiencies of specific enzymes (7). so-called regulator or operator loci, or whether qualitative Quite a large number of these conditions are no ...
... orders, the so-called inborn errors of metabolism, are due to titative differences in rates of synthesis, attributable to genes at genetically determined deficiencies of specific enzymes (7). so-called regulator or operator loci, or whether qualitative Quite a large number of these conditions are no ...
Primary Sequence of Ovomucoid Messenger RNA as Determined
... were independently sequenced within other restriction fragments to eliminate this possibility. The sequence of the translated region (54-686) was further checked by comparison with the amino acid sequence (17, 34). The 5' noncoding region was sequenced mainly on one strand from unambiguous gel patte ...
... were independently sequenced within other restriction fragments to eliminate this possibility. The sequence of the translated region (54-686) was further checked by comparison with the amino acid sequence (17, 34). The 5' noncoding region was sequenced mainly on one strand from unambiguous gel patte ...
Climate-Change Vulnerabilities and Adaptation Strategies for
... For people around the world, the phrase “African animals” conjures up images of elephants, lions, giraffes and other iconic large mammals that are known collectively to scientists as the “charismatic megafauna.” As the term implies, these are animals that appeal directly to humans due to a combinati ...
... For people around the world, the phrase “African animals” conjures up images of elephants, lions, giraffes and other iconic large mammals that are known collectively to scientists as the “charismatic megafauna.” As the term implies, these are animals that appeal directly to humans due to a combinati ...
Nucleic Acids Research
... of this single cytochrome c gene have been isolated from a Charon 4A-chicken genomic library. This isolation made use of the yeast CYCI cytochrome c gene as a specific hybridization probe. The 2 chicken alleles, CC9 and CC10, have been sequenced. The amino acid sequence predicted by these 2 alleles ...
... of this single cytochrome c gene have been isolated from a Charon 4A-chicken genomic library. This isolation made use of the yeast CYCI cytochrome c gene as a specific hybridization probe. The 2 chicken alleles, CC9 and CC10, have been sequenced. The amino acid sequence predicted by these 2 alleles ...