Can cat predation help competitors coexist in seabird communities?
نویسندگان
چکیده
منابع مشابه
Strong and weak competitors can coexist in the same niche
The competitive exclusion principle postulates that two trophically identical but fitness different species can not stably coexist in the same niche. However, this principle contradicts the observed nature's species richness. This fact is known as the biodiversity paradox. Here using a simple cellular automaton model we mechanistically show how two trophically identical, but fitness different s...
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The house mouse, Mus musculus, is one of the most widespread and well-studied invasive mammals on islands. It was thought to pose little risk to seabirds, but video evidence from Gough Island, South Atlantic Ocean shows house mice killing chicks of two IUCN-listed seabird species. Mouse-induced mortality in 2004 was a significant cause of extremely poor breeding success for Tristan albatrosses,...
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1. A questionnaire survey of the numbers of animals brought home by domestic cats Felis catus was conducted between 1st April and 31st August 1997. A total of 14370 prey items were brought home by 986 cats living in 618 households. Mammals made up 69% of the items, birds 24%, amphibians 4%, reptiles 1%, fish <1%, invertebrates 1% and unidentified items 1%. A minimum of 44 species of wild bird, ...
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ژورنال
عنوان ژورنال: Journal of Theoretical Biology
سال: 2010
ISSN: 0022-5193
DOI: 10.1016/j.jtbi.2009.09.006