A RED BACK!!!
bY THE WAY I WOULDN'T TOUCH IT!!
THEY ARE REALLY DEADLY, ESPECIALLY THE BABY ONES!!!
^ i wouldn't pay attention to that
If the red is on the belly then worry more, it the red is on the back its not a black widow, ive seen a bunch of Spiders with a black body and white stripe, they are jumping spiders, the red button i don't know much about.
The spider you are referring to is likely the black widow spider. The female black widow has a distinct red hourglass shape or white crescent on its abdomen. They are known for their venomous bite, so caution should be taken when encountering them.
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could be a male crab spider, or a writing spider.
The spider with a black line on its back is commonly known as the black widow spider.
The white-backed spider is a common name for the Steatoda nobilis, a species of spider known for the white marking on its back.
The spider with two black stripes on its back is commonly known as the zebra spider.
The spider with a white sack on its back is likely a female wolf spider carrying her egg sac.
Spiderman
Could be the arrowhead spider.
The worst kind.
It's most likely the common "Daring jumping spider," Phidippus audax. It's completely harmless.
a garden spider