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spider
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lynx spider
Witness an orb-weaving spider using silk wrappings to immobilize grasshopper prey
spider
Do we really swallow spiders in our sleep?
Red widow spider A medically significant arachnid sheet-web weaver spider
Know how some spiders walk on the surface of the water
spider: trichobothrium Australian funnel-web spider
For Students
spider summary
Quizzes
Sea otter (Enhydra lutris), also called great sea otter, rare, completely marine otter of the northern Pacific, usually found in kelp beds. Floats on back. Looks like sea otter laughing. saltwater otters
Animal Group Names
Lion (panthera leo)
Deadliest Animals Quiz
Mute swan with cygnet. (birds)
Match the Baby Animal to Its Mama Quiz
Green tree python snake (Chondropython viridis) in a rainforest.
Creepy Crawlers Quiz
vulture. An adult bearded vulture at a raptor recovery center. The Gypaetus barbatus also known as the Lammergeier or Lammergeyer, is a bird of prey and considered an Old World vulture.
Animal Factoids
Read Next
Black widow spider
9 of the World’s Deadliest Spiders
Wasp spider. Argiope bruennichi. Orb-weaver spider. Spiders. Arachnid. Cobweb. Spider web. Spider's web. Spider silk. Black and yellow striped wasp spider spinning a web.
Do We Really Swallow Spiders in Our Sleep?
Discover
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The impeachment trial of Pres. Andrew Johnson, illustration from Frank Leslie's Illustrated Newspaper, March 28, 1868.
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spider: Facts & Related Content

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https://www.britannica.com/facts/spider-arachnid

Facts

Also Known As Araneae • Araneida

Photos and Videos

lynx spider
spider
Red widow spider
A medically significant arachnid
sheet-web weaver spider
spider: trichobothrium
Australian funnel-web spider
Redback spider
Brown widow spider
Australian funnel-web spider
Witness an orb-weaving spider using silk wrappings to immobilize grasshopper prey
Do we really swallow spiders in our sleep?
Know how some spiders walk on the surface of the water
Learn how scientists imitated specific spider fibers to better handle sticky nanofibers
See a Selenops arboreal hunting spider's unique ability to glide and steer
See All Videos and Images →

Related Topics and References

Topics
Dig Deeper: More Articles That Discuss This Topic

Related Quizzes and Features

Quiz
wasp. Vespid Wasp (Vespidaea) with antennas and compound eyes drink nectar from a cherry. Hornets largest eusocial wasps, stinging insect in the order Hymenoptera, related to bees. Pollination
Creepy Crawlies Quiz
Green tree python snake (Chondropython viridis) in a rainforest.
Creepy Crawlers Quiz
Mute swan with cygnet. (birds)
Match the Baby Animal to Its Mama Quiz
Lion (panthera leo)
Deadliest Animals Quiz
Sea otter (Enhydra lutris), also called great sea otter, rare, completely marine otter of the northern Pacific, usually found in kelp beds. Floats on back. Looks like sea otter laughing. saltwater otters
Animal Group Names
vulture. An adult bearded vulture at a raptor recovery center. The Gypaetus barbatus also known as the Lammergeier or Lammergeyer, is a bird of prey and considered an Old World vulture.
Animal Factoids
Lion (panthera leo)
Deadliest Animals Quiz
List
Black widow spider
9 of the World’s Deadliest Spiders
Demystified
Wasp spider. Argiope bruennichi. Orb-weaver spider. Spiders. Arachnid. Cobweb. Spider web. Spider's web. Spider silk. Black and yellow striped wasp spider spinning a web.
Do We Really Swallow Spiders in Our Sleep?