黑寡妇蜘蛛也用它们的网诱捕猎物。
Black widow spiders also use their webs to ensnare their prey.
黑寡妇蜘蛛的毒液可以杀死很多种类，包括人类在内。
The venom of a black widow can kill numerous species, including humans.
黑寡妇蜘蛛也使用它们的网诱捕猎物，包括苍蝇、蚊子、蚱蜢、甲虫和毛虫。
Black widow spiders also use their webs to ensnare their prey, which consists of flies, mosquitoes, grasshoppers, beetles, and caterpillars.
在2周后，一千只新生黑寡妇蜘蛛会充满弗吉尼亚州里这个小小的花园。
In 2 weeks, one thousand newborn black widow spiders will be unleashed on this little Virginia garden.
有一只黑寡妇蜘蛛，一条巨蟒，一条响尾蛇标本，一只猎鹰，一只侏儒兔。
He brought... a black widow spider, a python, a stuffed rattler, a falcon, a dwarf rabbit.
有一只黑寡妇蜘蛛，一条巨蟒，一条响尾蛇标本，一只猎鹰，一只侏儒兔。
He brought.. A black widow spider, a python, a stuffed rattler, a falcon, a dwarf rabbit.
雄性黑寡妇蜘蛛也能闻出雌性蜘蛛排放的信息素，并从中得知她最近是否吃饱。
A male black widow spider can smell pheromones produced by a female that tell him if she has recently eaten.
研究人员称，雄性黑寡妇蜘蛛只需行走在雌性黑寡妇织的网上就能嗅出其是否吃饱。
Male black widow spiders can sniff out a well-fed female simply by walking on her web, according to researchers.
寡妇蜘蛛生存于1亿6千5百万年前，被称为黄金编织者，属于先进蜘蛛收藏者的最爱。
The female, which lived about 165 million years ago, belongs to a collection of spiders well known today - the golden orb weavers.
生产便利贴的3m公司在萨尼还在攻读博士学位时就聘用了他。当时他正在研究黑寡妇蜘蛛和普通花园蜘蛛的网，还有上图所示的这种蜘蛛。
Post-it maker 3m hired Sahni while he was still pursuing his PhD, studying the webs of black widow and common garden spiders, including the spider pictured above.
在雌性毒蜘蛛“黑寡妇”的腹部可以看到有威慑作用的红点。
It's the female black widow spider that is venomous and displays a menacing red dot on her abdomen.
黑寡妇是臭名昭著的蜘蛛，可以通过它们腹部上彩色沙漏形斑点来识别。
Black widows are notorious spiders identified by the colored, hourglass-shaped mark on their abdomens.
有几种蜘蛛被称为黑寡妇，而且在世界各地的温带地区可以找到它们。
Several species answer to the name, and they are found in temperate regions around the world.
成年长腿蜘蛛的毒性比黑寡妇要大的多，它的嘴可以张大到足以咬住人。
A daddy longlegs spider is more venomous than a black widow , but it can open its mouth wide enough to bite a person.
成年长腿蜘蛛的毒性比黑寡妇要大的多，它的嘴可以张大到足以咬住人。
A daddy longlegs spider is more venomous than a black widow , but it can open its mouth wide enough to bite a person.
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