Use of olfactory and visual cues for orientation by the ant Myrmica ruginodis (Hymeno-ptera: Formicidae)

摘要: Myrmica ruginodis NYLANDER, 1846 foragers were differentially conditioned to two olfactory and visual cues. The ants then placed in mazes provided with either cues, or successively alternatively set In the latter case, scored consistently higher front of condi-tioned perfectly negotiated correct cues wrong ones, but moved incor-rectly through ones. M. thus primarily used orient themselves when traveling, neglected continued respond even if they became obsolete. However, responding responded actual odor not perception odorous object, able discriminate amongst odors. wor-kers also distinguished differently colored Unexpectedly, failed lower vertical part learned entirely upper these This means that foraging their main field is above them them. Under conditions low light intensity (