Analysis of Survival of the Red Fox (Vulpes vulpes L.) at the Phases of Population Growth and Decline |
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Authors: | Korytin N S |
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Institution: | (1) Institute of Plant and Animal Ecology, Ural Division, Russian Academy of Sciences, ul. Vos'mogo Marta, Yekaterinburg, 620144, Russia |
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Abstract: | Changes in the survival parameters of the red fox were analyzed at different phases of the population cycle. It was found that the survival rate in all age classes, including newborns, drastically increased at the phase of population growth. The relationship between the general mortality rate and population size was determined. A hypothesis concerning the mechanism of these changes in the general mortality rate is suggested. |
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Keywords: | survival fecundity dynamics numbers population red fox |
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