Assertion: barn owl's prey | /r/HasProperty | taken by great horned owls
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Source sentences:
text: At least eight species of shrews are taken by opportunity and make up the smallest mammalian prey taken by great horned owls, as specimens of least shrew (Cryptotis parva) or masked shrew (Sorex cinereus) have had an estimated weight of only 2 g (0.071 oz).