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Reproduction of red foxes (Vulpes vulpes Linnaeus, 1758) in north-eastern Spain: a preliminary report
I Martorell Juan1, C Gortazar Schmidt
1Ebro natura S.L., Saragossa, Spain.
Abstract:
Red fox reproduction in north-eastern Spain was studied by analysing the reproductive tracts of 84 females. Mean litter size was estimated to be 3.32 cubs per female, most of the births occurring from mid-March to mid-April.