greater spear-nosed bat

spear-nosed bat) 细长矛吻蝠 Phyllostomus elongatus (E.Geoffroy, 1810)，細長葉口蝠(Lesser spear-nosed bat) 矛吻蝠 Phyllostomus hastatus (Pallas, 1767)，葉口蝠(Greater spear-nosed

(Pale spear-nosed bat) 细长矛吻蝠 (細長葉口蝠) - Phyllostomus elongatus (Lesser spear-nosed bat) 矛吻蝠 (葉口蝠) - Phyllostomus hastatus (Greater spear-nosed bat) 侧叶矛吻蝠

(vocalization)）。座头鲸的鲸歌可以吸引雌性；它们在不同海域时，发出的声音也会不一样。某些动物的叫声具有社交功能，如长臂猿的领域叫声。长矛鼻蝙蝠（英语：greater spear-nosed bat）还能用不同的声音频率来分辨不同的群体。长尾黑颚猴（英语：Vervet monkey）能发出不同的警示音来针对至少四種捕食者，