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Biological dispersal refers to both the movement of individuals from their birth site to their ... Dispersal can be distinguished from animal migration (typically round- trip seasonal movement), although within the population .... Natural barriers to dispersal that limit species distribution include mountain ranges and rivers.


•Natural range expansions show the influence of dispersal on distribution ... • Species transplants can disrupt the communities or ecosystems to which they have ...


Jun 12, 2012 ... argued that interactions among species can strongly influence how ... as dispersal (e.g. Engler & Guisan,) and biotic interactions, to make the ...


Other species can have more restricted geographic ranges isolated to a small ... Many plants use wind passively to disperse seeds over relatively long distances. ... Through dispersion organisms can evade the competitive influence of their ...


When an organism desperses, their global distribtion is increased. Thus, the expansion of the distribution relies on the dispersion of the organism.


Distribution can be affected by time of day, month, or year. ... Occasionally, natural selection acts to limit the dispersal of a species. On high ... factor in the dispersal of organisms, at least during the past 10,000 years, has been human influence.


Dec 24, 2001 ... 1994). The supply of propagules can influence plant distribution patterns ... dispersal can be an important proximate determinant of species ...


Oct 30, 2014 ... explain why the geographic range of a particular species may change over time, and why particular species may ... ability to disperse and colonize new locations ... C. ABIOTIC INFLUENCE oN GEOGRAPHIC DISTRIBUTIONS ...


Distribution: Geographic area where individuals of a species occur. ... dispersal aids in this process; Dispersal can also affect population density, and vice versa.