Top 7 Biggest Spiders In The Usa

Largest spider by body mass (up to 175g) and body length (13cm). Found in northern South America; mainly feeds on worms, amphibians, and insects, sometimes birds.

Goliath Birdeater 

Leg span of around 20cm; found in tropical rainforests of Brazil and Colombia. Uses defensive tactics like spinning and kicking with spiked legs.

Colombian Giant Tarantula 

World’s largest spider by leg span (up to 30cm). Native to Laos; known for cannibalistic behavior, with females sometimes eating males after mating.

Giant Huntsman Spider 

Females can weigh more than 100g with a leg span up to 28cm. Found in Brazil and popular in captivity; can give a painful bite when threatened.

Brazilian Salmon Pink Birdeater 

Leg span of around 23cm; one of the longest-lived tarantulas (up to 30 years). Often sold illegally, impacting wild populations.

Brazilian Giant Tawny Red Tarantula

Leg span of up to 20.3cm; native to Argentina and Paraguay. Noted for its striking appearance and hairy body.

Chaco Golden-Knee Tarantula

Leg span up to 20cm; native to Uganda, Tanzania, and Kenya. Uses a hissing noise created by rubbing hairs on its legs for defense.

King Baboon Spider