Niche Construction, Biological Evolution and Cultural
... increase the likelihood of forest fires by accumulating oils or litter (Mount 1964). In this case a probable evolutionary consequence is that these species have evolved a resistance to fire, and some species require a fire before their seeds will germinate (Whelan 1995). Niche-constructing organisms ...
... increase the likelihood of forest fires by accumulating oils or litter (Mount 1964). In this case a probable evolutionary consequence is that these species have evolved a resistance to fire, and some species require a fire before their seeds will germinate (Whelan 1995). Niche-constructing organisms ...
Cryptic Population Dynamics: Rapid Evolution Masks Trophic
... experiments are confirmed in the phage-bacteria experiments, where bacterial evolution could be tracked. Modeling suggests that rapid evolution may also confound experimental approaches to measuring interaction strength, but it identifies certain experimental designs as being more robust against pot ...
... experiments are confirmed in the phage-bacteria experiments, where bacterial evolution could be tracked. Modeling suggests that rapid evolution may also confound experimental approaches to measuring interaction strength, but it identifies certain experimental designs as being more robust against pot ...
53 Notes
... processes that add individuals to a population and those that remove individuals • Immigration is the influx of new individuals from other areas • Emigration is the movement of individuals out of a population ...
... processes that add individuals to a population and those that remove individuals • Immigration is the influx of new individuals from other areas • Emigration is the movement of individuals out of a population ...
abstracts layout - Carnivore Conservation
... tropical rainforest in Sumatra for five years after the 1997 fires. Comparisons of bird community composition in burned and unburned areas indicate that during the first five years after burning, (1) original burn severity strongly affects bird community composition at both the genus and family leve ...
... tropical rainforest in Sumatra for five years after the 1997 fires. Comparisons of bird community composition in burned and unburned areas indicate that during the first five years after burning, (1) original burn severity strongly affects bird community composition at both the genus and family leve ...
CBD Fourth National Report - Botswana (English version)
... 2.3.2 Long-term conservation of Botswana's biological diversity, genetic resources and related knowledge .......................................................................................................................... 58 ...
... 2.3.2 Long-term conservation of Botswana's biological diversity, genetic resources and related knowledge .......................................................................................................................... 58 ...
The Response of Natural Enemies to Selective Insecticides Applied
... natural enemies that were captured in the untreated control for both years. In the same manner, we compared the natural enemy taxa to determine if there was a difference in diversity between 2009 and 2010. We analyzed the diversity of the natural enemies by calculating a SimpsonÕs Diversity Index fo ...
... natural enemies that were captured in the untreated control for both years. In the same manner, we compared the natural enemy taxa to determine if there was a difference in diversity between 2009 and 2010. We analyzed the diversity of the natural enemies by calculating a SimpsonÕs Diversity Index fo ...
Biotic resistance on the increase: native predators structure invasive
... New York State Department of Environmental Conservation did not indicate an increase in blue crab numbers for the relevant time period (Kenney, 2006 and Gregg H. Kenney, New York State Department of Environmental Conservation, pers. comm.). Therefore, per capita consumption rates of zebra mussels by ...
... New York State Department of Environmental Conservation did not indicate an increase in blue crab numbers for the relevant time period (Kenney, 2006 and Gregg H. Kenney, New York State Department of Environmental Conservation, pers. comm.). Therefore, per capita consumption rates of zebra mussels by ...
Spatial Patterns of Species Diversity in Kenya
... Biodiversity is best defined by patterns we see in the world around us and these patterns are the raw material for understanding biological diversity (Huston, 1994). Patterns of species diversity have long been of interest to biogeographers and ecologists, but explanation of these patterns remains ...
... Biodiversity is best defined by patterns we see in the world around us and these patterns are the raw material for understanding biological diversity (Huston, 1994). Patterns of species diversity have long been of interest to biogeographers and ecologists, but explanation of these patterns remains ...
In search of operational trophospecies in a tropical aquatic ,food web
... 1989, Winemiller 1990, Hall and Raffaelli 1991, Martinez 1991, Polis 1991). Although uneven and subjective taxonomic aggregation remains a problem for this second generation of data, these webs tend to contain more taxa and greater taxonomic resolution than the first generation data. Even if full re ...
... 1989, Winemiller 1990, Hall and Raffaelli 1991, Martinez 1991, Polis 1991). Although uneven and subjective taxonomic aggregation remains a problem for this second generation of data, these webs tend to contain more taxa and greater taxonomic resolution than the first generation data. Even if full re ...
Abstracts of Technical Papers Presented at the 100th
... Your use of this PDF, the BioOne Web site, and all posted and associated content indicates your acceptance of BioOne’s Terms of Use, available at www.bioone.org/page/terms_of_use. Usage of BioOne content is strictly limited to personal, educational, and non-commercial use. Commercial inquiries or ri ...
... Your use of this PDF, the BioOne Web site, and all posted and associated content indicates your acceptance of BioOne’s Terms of Use, available at www.bioone.org/page/terms_of_use. Usage of BioOne content is strictly limited to personal, educational, and non-commercial use. Commercial inquiries or ri ...
and siphonaria concinna
... the shell (Little & Stirling, 1985). The line was extended on to the adjacent rock face so that when the limpet was 'home', the line was continuous. The limpet's number was painted on the rock next to each limpet. The position of any individual at any given time was determined by triangulation (Cook ...
... the shell (Little & Stirling, 1985). The line was extended on to the adjacent rock face so that when the limpet was 'home', the line was continuous. The limpet's number was painted on the rock next to each limpet. The position of any individual at any given time was determined by triangulation (Cook ...
100 th Annual Meeting, Providence, Rhode Island, April 2008
... Journal of Shellfish Research, Vol. 27, No. 4, 965–1067, 2008. ...
... Journal of Shellfish Research, Vol. 27, No. 4, 965–1067, 2008. ...
Monster Listing Petition FINAL
... segment (DPS) of any vertebrate species. As this petition demonstrates, the Utah population of the Gila Monster qualifies as a DPS. This population has suffered rapid and significant decline and is currently considered by scientists to be critically imperiled. The Monster’s decline in Utah stems fro ...
... segment (DPS) of any vertebrate species. As this petition demonstrates, the Utah population of the Gila Monster qualifies as a DPS. This population has suffered rapid and significant decline and is currently considered by scientists to be critically imperiled. The Monster’s decline in Utah stems fro ...
The Role of Macroinvertebrates in Stream Ecosystem Function
... by Virginia Tech University on 10/19/10. For personal use only. ...
... by Virginia Tech University on 10/19/10. For personal use only. ...
A review of the process and
... 1939). However, the large-scale land-improvement and dredging of rivers most certainly reduced the amount of suitable habitats. It probably resulted in the decrease of the population as well as in fragmentation of it. The causes of the rapid extinction of the mink during the first half of the presen ...
... 1939). However, the large-scale land-improvement and dredging of rivers most certainly reduced the amount of suitable habitats. It probably resulted in the decrease of the population as well as in fragmentation of it. The causes of the rapid extinction of the mink during the first half of the presen ...
Risk Assessment
... The results of the GARP modeling suggest that the distribution of northern snakehead could be widespread in Canada, north to about 60oN (Figure 6). Of the nine environmental layers used in the modeling, maximum air temperature, frost frequency and mean air temperature were the top three contributors ...
... The results of the GARP modeling suggest that the distribution of northern snakehead could be widespread in Canada, north to about 60oN (Figure 6). Of the nine environmental layers used in the modeling, maximum air temperature, frost frequency and mean air temperature were the top three contributors ...
Kearney2011 - Association of Field Ornithologists
... the Scientific Program will be 15 January 2011. Students We understand that other responsibilities and and post-docs applying for travel or presentation personal obligations may prevent you from attending awards must submit all of their application materials Kearney2011 after you have already regist ...
... the Scientific Program will be 15 January 2011. Students We understand that other responsibilities and and post-docs applying for travel or presentation personal obligations may prevent you from attending awards must submit all of their application materials Kearney2011 after you have already regist ...
Reliable flows and preferred patterns in food webs
... to the extinction of a population or its temporarily very low density because of emigration, epidemics, predators, catastrophes and so on (Pimm, 1982). Deletion can be caused by an effect specific to the deleted species (or trophic species); for example, pollution, sudden changes in environmental fa ...
... to the extinction of a population or its temporarily very low density because of emigration, epidemics, predators, catastrophes and so on (Pimm, 1982). Deletion can be caused by an effect specific to the deleted species (or trophic species); for example, pollution, sudden changes in environmental fa ...
The Role of Zooplankton in Global Ecosystem Dynamics
... real time are now able to provide 3-D data from not only physical environments but also biota with high temporal resolution. However, the trade-off between gaining spatial and temporal resolution and losing detailed species and lifestage information has hampered a breakthrough in new methods. Progres ...
... real time are now able to provide 3-D data from not only physical environments but also biota with high temporal resolution. However, the trade-off between gaining spatial and temporal resolution and losing detailed species and lifestage information has hampered a breakthrough in new methods. Progres ...
Density-dependent facilitation cascades determine
... their cumulative, realized role (Bruno and Bertness 2001). Relationships are likely to be complex because not only may the density of basal foundation species influence the density of secondary foundation species in linear or nonlinear ways, but also the density of the secondary foundation species ma ...
... their cumulative, realized role (Bruno and Bertness 2001). Relationships are likely to be complex because not only may the density of basal foundation species influence the density of secondary foundation species in linear or nonlinear ways, but also the density of the secondary foundation species ma ...
Molecular Characterization of Visual Pigments in
... Details of clone development are described below. Three opsin fragments (RhA, RhB, and RhC) were obtained by PCR from T. granarius ss cDNA. RhA fragment was amplified with Op-F1 and Op-R1 primers. PCR conditions comprised 3 min at 95 °C, 42 cycles of 15 s at 95 °C, 15 s at 40 °C, and 30 s at 72 °C. ...
... Details of clone development are described below. Three opsin fragments (RhA, RhB, and RhC) were obtained by PCR from T. granarius ss cDNA. RhA fragment was amplified with Op-F1 and Op-R1 primers. PCR conditions comprised 3 min at 95 °C, 42 cycles of 15 s at 95 °C, 15 s at 40 °C, and 30 s at 72 °C. ...
Ecology (Ch. 2-5): TEST PRACTICE Multiple Choice Identify the
... 1. Ecology is the study of the interaction of living organisms a. with each other and their habitat. b. and their communities. c. with each other and their physical environment. d. and the food they eat. 2. A group of organisms of different species living together in a particular place is called a. ...
... 1. Ecology is the study of the interaction of living organisms a. with each other and their habitat. b. and their communities. c. with each other and their physical environment. d. and the food they eat. 2. A group of organisms of different species living together in a particular place is called a. ...
Standard PDF - Wiley Online Library
... for differences in herring length, weight, and bulk tissue d13C and d15N values over the three months leading up to and during the molt period with separate one-way analysis of variance (ANOVA) and Tukey’s honestly significant difference (HSD) post hoc tests (a = 0.05). We compared mean molt periods ...
... for differences in herring length, weight, and bulk tissue d13C and d15N values over the three months leading up to and during the molt period with separate one-way analysis of variance (ANOVA) and Tukey’s honestly significant difference (HSD) post hoc tests (a = 0.05). We compared mean molt periods ...
Intraspecific adoption and foster feeding of fledglings in the North
... and new siblings. The age of the adopted chicks and their siblings when they were measured (median 9 days), did not differ significantly from the age at measurement of other chicks in the population (median 11 days) to which they were compared (Mann-Whitney U, Z = 1.64, n1 = 7, n2 = 106, P = 0.102). ...
... and new siblings. The age of the adopted chicks and their siblings when they were measured (median 9 days), did not differ significantly from the age at measurement of other chicks in the population (median 11 days) to which they were compared (Mann-Whitney U, Z = 1.64, n1 = 7, n2 = 106, P = 0.102). ...
