Shintaro Endo

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Some aphid species are attended by ants, which protect aphids against enemies, but ants sometimes prey on the aphids they are attending depending on the resource conditions. A previous study indicated that the ant Lasius niger preys less on the aphid individuals that experienced ant attendance than on those that did not. This observation leads to the(More)
Aphid-tending ants protect aphids from natural enemies and collect honeydew secreted by the aphids. However, ants also often prey on the aphids they attend. Aphids, therefore, like social parasites of ants, may well have evolved chemical mimicry as an anti-predation strategy. In this study, we aimed to determine whether the aphid Stomaphis yanonis actively(More)
The purpose of this study was to investigate the relationships among anxiety prior to actual performance (music performance anxiety, MPA), mental and physical negative responses during performance (agari), and depressive tendencies in Japanese college students majoring in music. Participants were 171 music majors (33 males, 138 females, 20.6±1.7 yrs). They(More)
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