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[May 5 AFP] The bird which inhabits Africa, and クロオウチュウ were remarkable “artifice houses”, two or more birds and animals of the kind imitated the cry which tells a friend about danger, other animals were driven off, and the paper it is supposed that it turned out that food is taken was announced on the 1st.
Although クロオウチュウ and others with a ? weight of 70?125 g often uttered the alarm cry peculiar to himself and had taken food from other birds and animals, researchers were afflicting the head it to be continued [ why ] by whether deceiving animals the strategy of オウチュウ.
Although it was ?, as a result of pursuing オウチュウ of 64 birds for 847 hours according to the paper announced by the U.S. science journal science (Science), it turned out that クロオウチュウ can imitate the alarm cry of 51 sorts of birds, such as a mongoose and a jackal, or the mammals.
Since オウチュウ can imitate too much many kinds of alarm cries, it is said that animals do not get used to a watch sound peculiar to オウチュウ.
According to Mr. biologist Tom flower (Tom Flower) of 1 of the writers of ? paper, and the Cape Town university (University of Cape Town) クロオウチュウ will be changed to the alarm cry of other kinds in a repertory, if an own alarm cry is no longer earnestly caught to other animals.
General vocal register is exceeded in クロオウチュウ and it is told to it that it has such special ability to imitate possible by crying.