A poisonous New World spider(Latrodectus mactans), the female of which produces extremely toxic venom and has a black, shiny body with red markings.

• 黑寡妇蜘蛛：西半球的一种有毒蜘蛛（黑寡妇黑寡妇属），其雌蜘蛛可以释放剧毒毒液，并有黑色、发光身体及红色斑纹