Why the Male Black Widow is a Real Home Wrecker | Deep Look

by birtanpublished on September 5, 2020

This episode of deep look is brought to you by curiosity stream you know what people say about her she's the Black Widow she mates and then she kills right here comes our victim now

He's smaller less venomous kinda cute sweet little guy but before he gets eaten alive let's talk about this poor sucker for a minute and how much of a victim he really is this Western black widow lives in California

She works pretty hard to make a living unlike many spiders that build a new web each night she toils continuously on the same one her whole life this web may look messy but don't be fooled its laid out on a grid of drag lines

That she attaches to the ground it's a multistory sticky trap that stands up to some pretty tough game when she bites the venom takes hold

Bringing a slow paralysis as this lethal knitter rats and wraps and wraps but that's not the only thing hanging around the web there's this guy adult male widow spiders don't build webs of their own he

Moves right into hers basically he's a squatter he's staking his claim to her because he knows every sticky threat of the web is covered in her pheromones and that spreads her mating scent far and wide potentially attracting a nice

Selection of other males for her to choose from which is not on his agenda so he trashes the place he goes around snipping strands for web undoing all her hard work

He winds up the loose threads in his own silk masking percent from other males in the area it's called web reduction when he finally tries to mate with her see that vibrating that's him signaling his interest he wraps her limbs in his own

Delicate silk it probably serves to surround her in his pheromones scientists call it the bridal veil it seems to subdue her makes her more approachable when they mate he leaves behind a piece of this curlicue shaped

Organ called an embolus in her body it blocks other males from fathering her offspring later so let's see lazy rude messy controlling okay now let's watch him get eaten actually in most widow spider species

And there are 31 the males don't get you they escaped scot-free the Australian read-back is one of only two where cannibalism almost always occurs when they mate he literally somersaults himself towards

Her mouth so she can take the first bite which kits are interested they'll mate a few times like this before he finally dies scientists describe it as a self sacrifice and she'll take her time devouring his insides later least he can

Do right this episode is brought to you by curiosity stream a subscription streaming service that offers documentaries and nonfiction titles from some of the world's best filmmakers including exclusive originals want to

Learn more about spiders habitats curiosity streams original short film big world small garden captures the hectic and complex natural world of a London backyard to get unlimited access in your first two months free signup at

Curiosity stream dot-com / deep look and use the promo code deep look during the signup process so one of the black widow spider bait you well it probably wouldn't kill you in fact we couldn't find a documented case of a human death

From a black widow spider but it's definitely no joke so look but don't touch her another Poisson myth how about that Halloween candy that was supposed to kill you watch this episode of the

Origin of everything from PBS Digital Studios to find out the answer to that and other everyday mysteries and thanks for watching deep look

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