Distribution of Brown Recluse Spider Brown Recluse Spiders Well they are reclusive Prefer dark corners Under cabinets Storage Areas Basements Sheds Barns Garages Wood piles Brown Recluse Bites ID: 918943
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Slide1
VENOMOUS SPIDERS
Slide2Brown Recluse Spider
Slide3Distribution of Brown Recluse Spider
Slide4Brown Recluse Spiders
Well, they are reclusive
Prefer dark corners
Under cabinets
Storage Areas
Basements
ShedsBarnsGaragesWood piles
Slide5Brown Recluse Bites
Can only bite if pressed against skin
Not aggressive
Initially painless
Become red and swollen
Most heal within 3 weeks
Uncommonly develop a non-healing wound lasting months
Slide6Yellow Sac Spider
Pale body
Black feet
One inch diameter
Will bite if provoked
Most common biting spider
Bite is harmlessFound throughout the US
Slide7Hobo Spider
Slide8Hobo Spider
Hobo spiders inhabit the Pacific Northwest
Commonly believed to be harmful to people
CDC literature does not support that claim
Slide9Brown Widow Spider
Venom twice as potent as cousin Black Widow
Rarely bite
Very timid
Slide10Brown Widow Distribution
Slide11Black Widow Spider
Slide12Black Widow Spider Distribution
Slide13Black Widow Spider
Can be found throughout
most of the
US
Not aggressive and only bite if threatened
Only adult females are venomous
Venom 15 times more potent than rattlesnake!
Slide14Signs and Symptoms
Intense local pain in 20-60 minutes
Spasm of major muscle groups, especially in the abdomen
Less common symptoms
Weakness
Tremor
Nausea and vomiting
Fainting
Dizziness
Slide15Treatment
Apply ice
Seek medical attention
May require antivenin