| 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. 赤背毒蛛，哈氏黑寡妇蜘蛛 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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