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...Animal ecology charles elton chapter v the community large fish eat small water insecti insects plants and mud fowl cannot grain one hill shelter two tigers chinese proverbs every is closely linked with a number of other animals living round it these relations in an are largely food man himself centre such as shown by his to plague carrying rats malaria or diseases domestic e g liver rot sheep dependence upon best when he invades upsets communities new country white hawaii interrelations between appear fearfully complex at first sight but less difficult study if following four principles realised that chains cycle most important factors life species arranged which combine form whole this bound up second principle size although vary much anyone only eats certain limits both lower upper illustrated examples toad fly bird applied primitive no longer holds for civilised there exceptions nature great importance third niches niche meant s place its enemies some extent also can be given many ...