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A venomous Sydney funnel-web spider (Atrax robustus) shows its fangs. (Image credit: Ken Griffiths via Getty Images)

Spiders are common critters. And, as almost all of Earth’s 43,000 known spider species are venomous (opens in new tab) , it is likely that most people have encountered a venomous spider at one point or another. 

So that’s the bad news. The good news, however, is that of these, only 25 species are known to have killed or caused serious harm to humans. But which spider is the deadliest?

The deadliest spiders — or at least those most frequently cited as having caused death or serious injury to humans — are funnel-web spiders (Atrax), redback and black widow spiders (Latrodectus), banana and wandering spiders (Phoneutria) and recluse spiders (Loxosceles). 

But even these deadly spiders, with potent venom and fangs primed for piercing skin, are not particularly dangerous to humans. The American Association of Poison Control Centers (opens in new tab) (AAPCC) tracked only one death caused by a spider bite in the U.S. in 2021. Australia, home to some of the most venomous spiders in the world, hasn’t reported a single spider bite death since the 1980s (opens in new tab) . 

“It is incredibly rare to have a deadly spider encounter,” said Rick Vetter (opens in new tab) , a retired research associate with the Department of Entomology at University of California, Riverside, whose research focused on medically important spiders. “Considering all the bad things that could happen to you, if spiders are your biggest concern, then you are living the good life.”

Related: Are daddy longlegs really the most venomous spiders in the world?

Funnel-web spiders top the list of deadliest spiders, if only for their storied venom. Native to Australia, these spiders boast venom that’s so potent their bite can kill within minutes. “The deadliest is probably the funnel-web spider and its relatives. The Sydney funnel web spider (Atrax robustus) can kill a toddler in about 5 minutes and a 5-year-old in about 2 hours,” Vetter told Live Science. Although no one has died from these spiders since the advent of antivenom in the 1980s, it is difficult to imagine a toddler receiving treatment soon enough to recover from a funnel-web bite.

Brazilian wandering spiders, sometimes known as a banana spiders (Phoneutria nigriventer), have the most neurologically active venom of any spider. (Image credit: Joao Paulo Burini via Getty Images)

Phoneutria spiders, the most common of which are often referred to as banana spiders or wandering spiders, are native to Brazil and have the most neurologically active venom of any spider. But they rank a bit lower on the list of the world’s deadliest spiders because their venom works relatively slowly, leaving ample time for treatment. And Loxosceles spiders, the most familiar of which is the brown recluse (L. reclusa) found in the U.S., may be one the most common causes of spider-related injuries, with painful bites that can cause body aches and fever and take months to fully resolve. But they are very rarely deadly. 

The only arachnid genus that gives the funnel-web a real run for its money as the deadliest spider is Latrodectus, which includes the Australian redback (Latrodectus hasselti) and the more familiar black widow spider in the U.S. These spiders have a slight edge because they bite humans more frequently than funnel-web spiders, with comparably potent venom. “The most venomous species (Sydney funnel-web spiders, Brazilian wandering spiders) don’t kill or impact that many people,” Linda Rayor (opens in new tab) , a behavioral ecologist at Cornell University who focuses on spiders, told Live Science in an email. “It is the more widely-distributed black widows that are going to be the stars of your story.”

It’s important to note that, while AAPCC’s annual reports (opens in new tab) carve out a section for spider bite statistics, it isn’t easy to get a real handle on spider bite mortality or morbidity. 

“A number of human deaths each year are attributed to spiders,” Rod Crawford (opens in new tab) , curator of arachnids at the Burke Museum at the University of Washington in Seattle, told Live Science in an email. “However, from a scientific viewpoint, almost none of these attributions are evidence-based.” 

It is exceedingly rare, Crawford explained, for a victim to see a spider on their skin, feel a bite, capture that same spider, and then bring the offending spider to a physician (let alone a spider specialist) for analysis. “Practically all of the ‘spider bites’ you hear about, including those reported to poison centers originate from the belief that if you didn’t see what bit you, it was a spider,” Crawford said. 

Rayor echoed this sentiment. “I have spent a surprising amount of time trying to track down the human mortality rate from spiders and it is miniscule,” she said. “This isn’t reliably reported, but it is clear that not that many people get killed by spiders.”Related Mysteries—Is every spiderweb unique?

—What is the largest arachnid to ever live?

—Which animal kills the most people every year?

Keeping in mind the flawed nature of spider bite statistics, The Australian Museum (opens in new tab) claims that about 2,000 people are bitten by redback spiders each year, and that the antivenom to treat funnel-web spider bites has been given to about 100 patients since 1980. AAPCC’s annual report tracked about 3,500 spider bites in the U.S. in 2021, with about 40 “major” clinical outcomes. Nine of those serious outcomes were attributed to black widows; 29 major outcomes and the only death that year were attributed to brown recluses. There were no spider bite deaths in AAPCC’s 2020 report (opens in new tab) , which tracked seven “major” black widow bites and 23 “major” brown recluse bites.

This means that the deadliest spiders are, in fact, not very deadly. “True human spider bites of any kind — dangerous or harmless — are vanishingly rare,” Crawford said. “Take me as an example: Over a long career I have handled tens of thousands of live spiders with my bare hands. Only 3 actual bites resulted; none of the 3 had any significant effect. So when people tell me spiders crawl into their beds at night and bite them while they are asleep, I just roll my eyes.”

Vetter agreed. “In reality, spiders are way down the list of things to be concerned about.”

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Deion eyes QBs, not ceremony, in CU spring game

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Deion eyes QBs, not ceremony, in CU spring game

BOULDER, Colo. — Deion Sanders didn’t get a chance to fully enjoy the moment as his son, Shedeur, and his just-like-a-son, Travis Hunter, had their jerseys retired Saturday before the spring game.

The Colorado coach had too many other obligations — checking out his new QBs, watching special teams and making sure the product was entertaining for a national television audience tuning in.

He was appreciative of the moment, though, even if the jersey retirement has rankled some former Colorado players and fans.

“I looked in both of their eyes — I know [Shedeur and Travis] were pleased, they were thankful, and they were proud,” Deion Sanders said. “That means a lot to me.

“The time frame, nobody’s going to be happy with. Somebody’s always going have something to say. But the way we are right now, we are a now generation. … those guys deserve what they deserve right now. So I’m proud of them.”

It was one of the last times that Hunter and Shedeur Sanders will team up on the turf at Folsom Field. Standing at midfield, they watched their retired jersey numbers — No. 2 for Sanders, No. 12 for Hunter — unveiled on the east face of the stadium.

This kicked off a busy week for Hunter, the Heisman Trophy winner, and Sanders, the Johnny Unitas Award winner as college football’s top QB. Both are expected to be high draft picks when the NFL draft starts on Thursday.

Once the retired ceremony concluded, the Buffaloes got down to the business of football.

Namely, finding a successor for Shedeur Sanders.

It figures to be a two-QB race between Kaidon Salter, a transfer from Liberty, and Julian “JuJu” Lewis, the five-star recruit who arrived on campus last fall to get an early start.

Lewis was the first to take the field and there were early jitters. He mixed the pass with the run, which will be a familiar sight as Colorado emphasizes the ground game this season now that the younger Sanders is gone. The Buffaloes brought in Hall of Famer Marshall Faulk as the running backs coach to provide a spark.

“He’s still a young man,” Deion Sanders said of Lewis. “We don’t care about the age and the stage, though.”

Salter showed a veteran’s poise when it was his turn. The dual-threat QB threw for 56 TDs at Liberty and ran for 21 scores.

“I fell in love with the offense,” Salter said of why he chose Colorado. “We have a fully loaded staff here that knows what it takes to get to the next level.”

Shedeur Sanders sauntered along the sideline, taking in the action of his heirs apparent, Lewis and Salter. Looking on as well was Hunter.

Sanders and Hunter became the fifth and sixth players in Colorado’s 135-year history to have their jerseys retired.

At halftime, the Buffaloes announced the late coach Bill McCartney would be honored next season with a statue. McCartney, who led the program to its only football national championship in 1990, died in January at 84.

Deion Sanders said he only wishes the tribute came earlier.

“Why are we waiting? Wouldn’t (McCartney) have wanted him to see (it), to be involved in it, to feel it, to feel the love, the respect, the appreciation? Why’d we wait?” asked Sanders, who plans to honor McCartney next fall by donning a similar hat and jacket as the Hall of Fame coach used to wear. “Everything we get is right now. We want something, we order it off Amazon — right now. We’re not a … waiting generation no more. That’s over. That’s a wrap on that. Everybody in here is impatient. You download stuff right now, putting it out as I speak. Let’s stop.

“I’m sad because I wanted him to see that. He can’t see that.”

Bring on Syracuse?

The attendance was announced at 20,430 fans, which was down from the previous two spring games. Sanders thinks the NCAA nixing a plan to play Syracuse hurt ticket sales. Still, he wants to see more seats filled.

“We do have a tremendous fan base, but we need a little more support when it comes to whatever we do inside the stadium,” Sanders said. “We should be packing it like it’s a game.”

Walk-on honored

Walk-on safety Ben Finneseth was awarded a scholarship by Sanders.

“As soon as I put my head in his shoulder, I said, ‘Thank you for believing in me.’ Because he’s believed in me since Day 1,” Finneseth said. “I can’t thank everyone enough for giving me the opportunity.”

Information from The Associated Press was used in this report.

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Missouri State safety dies in possible gun mishap

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Missouri State safety dies in possible gun mishap

Missouri State senior football player Todric McGee died early Saturday from what police believe was a “possible accidental self-inflicted gunshot wound.”

A spokesperson for the Springfield (Missouri) Police Department said they found McGee at his residence while performing a wellness check Friday morning. He was transported to a hospital, where he died from his injuries.

He was 21.

“Our football family is in shock and in mourning at the loss of Todric,” Bears head football coach Ryan Beard said in a statement. “We ask everyone to please respect the privacy of his family and our MoState football team at this time as we begin the healing process. Join us in praying for Todric and the people who loved him.”

McGee, a fifth-year senior, started each of the past two seasons for the Bears. He earned All-Missouri Valley Football Conference honors in 2023.

“This tragedy has shaken our football program to the core, and we want them to know we are here to support them in every way possible at this extremely difficult time,” athletic director Patrick Ransdell said in the school’s statement.

The investigation into McGee’s death is ongoing, police said.

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U-M’s Underwood has up-and-down spring game

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U-M's Underwood has up-and-down spring game

Michigan quarterback Bryce Underwood showed glimpses of the growing pains he will experience as a freshman and flashes of the promise that made him the nation’s top-rated high school football recruit in the Wolverines’ spring game Saturday.

Underwood was 12 of 26 for 187 yards with a scrimmage-ending, 88-yard pass to tight end Jalen Hoffman on a reverse flea-flicker in a 17-0 win for the Blue over the Maize.

He also recovered his fumble, had a pair of delay-of-game penalties, several errant throws – high and wide – and some dropped. Underwood lost 12 yards on two sacks and gained 17 yards on three runs.

“He did well,” coach Sherrone Moore said. “Made some really, good throws and had some things we need to clean up and get better at.”

As the Wolverines wrapped up spring football in front of about 40,000 fans at the Big House, all eyes were on Underwood and he has become comfortable with that.

“It’s just the pressure that came with my arm,” Underwood told The Detroit News earlier this spring. “I can’t stop that.”

Underwood was sacked on his first snap and his first completion went for a loss. He did throw some darts, usually in the flat, and was quick enough to escape collapsed pockets to pick up yardage with his feet.

Underwood is expected to compete with sophomore Jadyn Davis and Fresno State transfer Mikey Keene for playing time ahead of the season-opening game on Aug. 30 at home against Fresno State.

“It’s a battle,” Moore said. “It’s going to go all the way to fall camp.”

Underwood is motivated to start and kick off a legacy-building career with lofty goals.

“A couple of Heismans and at least one natty,” Underwood said last month in an interview on the Rich Eisen Show.

Underwood knows there will be people doubting he can live up to the hype.

‘He’s just a freshman. He won’t be good enough,'” Underwood said. “I might keep that chip my whole three years.”

He attended at Belleville High School, which is about 15 miles east of Ann Arbor, and flipped his commitment to Michigan after telling LSU coaches last year he intended to play there.

Tom Brady, a former Wolverine and seven-time Super Bowl winner, talked with Underwood during the school’s recruitment via FaceTime and Oracle founder Larry Ellison, one of the world’s richest people, also connected with him.

Jay Underwood told the Wall Street Journal that his son is expected to make more than $15 million at Michigan, but that doesn’t guarantee he will take the first snap next fall.

“He wants to earn everything,” Moore has said. “He doesn’t want to be given anything.”

Hoffman said Underwood has simply blended in with his teammates.

“He’s really humble, like not a big head, ego, nothing like that,” he said. “Comes into work and every day, he wants to get better every day. He’s not riding off his success in high school. He’s really trying to be one of those top players in college football.”

Underwood participated in practices with the team before it beat Alabama in a bowl game, enrolled in classes in January and gained a lot experience in 14 private practices before a public scrimmage.

“Football is football,” he told MLive.com. “School is a little bit more overwhelming now.”

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