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单词 redback
释义

Definition of redback in English:

redback

(also redback spider)
nounˈrɛdbak
  • A highly venomous Australasian spider which is black with a bright red stripe down the back, closely related to the American black widow.

    Latrodectus hasselti, family Theridiidae

    Example sentencesExamples
    • From Sydney we have had the Sydney huntsman spider, the Australian redback spider, and the North American southern ring-necked snake.
    • We considered female size, weight, condition and mating status as candidate traits for male preferences in redback spiders.
    • Such a strategy has been identified in a range of animals, including the redback spider, house sparrow, and moth.
    • Data from two observational field studies and one release experiment suggest that in the absence of cannibalism, male redbacks would expect fewer than one mating opportunity in a lifetime.
    • If they are lucky, the former is part of the latter - female redbacks eat their male mates during copulation.
 
 
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更新时间:2025/2/5 1:06:58