Rapid spatial learning in a velvet ant (Dasymutilla coccineohirta)

Rapid spatial learning in a velvet ant (Dasymutilla coccineohirta)
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绒蚁(Dasymutilla coccineohirta)的快速空间学习

DOI:
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发表时间:
2008
期刊:
影响因子:
2.7
通讯作者:
Nicole D. VanderSal
Nicole D. VanderSal
中科院分区:
生物学2区
文献类型:
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作者:
Nicole D. VanderSal

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空间学习已经在各种动物中进行了研究,以确定在复杂的环境中使用什么样的线索。以前研究的脊椎动物和无脊椎动物的一个共同特征是它们需要返回到以前访问过的地点进行交配,筑巢,觅食或躲避捕食者。绒蚁(Hyattera:Mutillidae)是一种爬行类寄生蜂,雌性不能飞,必须穿过复杂的地形才能找到地面寄生幼虫的洞穴。绒蚁不是中心位置的觅食者(它们不会回到既定的巢穴位置),因此之前关于空间学习的许多工作并不直接适用于这种情况。据推测,女性主要使用化学感觉线索导航和洞穴的位置,而不是视觉学习。然而,这项研究表明,绒蚁女性能够使用视觉地标,找到一个不显眼的出口在厌恶动机空间学习任务。在七次训练试验后,相当数量的绒蚁学会了定位出口,即使在迷宫旋转后,它们也会去先前的出口位置,这表明迷宫外部的地标被用来学习逃跑的位置。
Spatial learning has been examined in a variety of animals to determine what cues are used to navigate through a complex environment. A common feature of previously studied vertebrates and invertebrates is their need to return to a previously visited site for mating, nesting, foraging or predator avoidance. Velvet ants (Hymenoptera: Mutillidae) are cursorial parasitoids with flightless females that must walk through complex terrain to find ground dwelling host larvae burrows. Velvet ants are not central-place foragers (they do not return to an established nest site) so much of the previous work on spatial learning does not directly apply in this context. It was assumed that females primarily use chemosensory cues for navigation and burrow location instead of visual learning. This study, however, demonstrates that velvet ant females are able to use visual landmarks to find an inconspicuous exit in an aversion-motivation spatial learning task. A significant number of velvet ants learned to locate the exit after seven training trials and went to the previous location of the exit even after the maze had been rotated, showing that landmarks external to the maze were used to learn the escape location.
反复迷失方向对大鼠空间任务获取的影响:食欲径向臂迷宫和厌恶水迷宫之间的分离。
DOI: 10.1037//0097-7403.23.2.194
发表时间: 1997
期刊: Journal of experimental psychology. Animal behavior processes.
影响因子: --
作者:
Dudchenko,PA;Goodridge,JP;Seiterle,DA;Taube,JS
通讯作者: Taube,JS