Several characters were used to differentiate A. peruana from Geoffroy's tailless bat.A. peruana has a larger skull; its zygomatic arches are incomplete; its uropatagium is smaller; and its fur is darker.
It is a nectarivorous species of bat.Species of flowers that it visits includes Siphocampylus giganteus, Bomarea multiflora, Leonotis nepetifolia, and Lamourouxia virgata. It could be an important pollen disperser in its ecosystem, as large amounts of pollen have been detected on individuals.
