bolas spider

noun

Definition of bolas spider

:any of a genus (Mastophora) of spiders that are classified as orb weavers but capture prey by using a sticky droplet at the end of a silky thread
  • Field studies have indicated that bolas spiders attract male moth prey, apparently by mimicking the odor of female moth sex pheromones.
  • —Mark K. Stowe et al.Science22 May 1987

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