description Social Huntsman (Delena cancerides) Overview
The Social Huntsman (Delena cancerides) is a unique Australian spider notable for its communal lifestyle. It resides in colonies of up to one hundred and fifty spiders inhabiting crevices beneath tree bark. This social behaviour, rarely seen in huntsman spiders, allows for enhanced predator detection and defense. Primarily found in Australia, it’s studied by arachnologists and biologists interested in social insect evolution and spider ecology.
insights Why this score
Social Huntsman (Delena cancerides) ranks #87 of 352 in the Spider ranking, behind Nephila komaci, ahead of Brazilian Wandering Spider (Phoneutria fera).
help Social Huntsman (Delena cancerides) FAQ
Why is the Social Huntsman considered unusual among huntsman spiders?
Most huntsman spiders are solitary, but the social form of Delena cancerides forms colonies that can include around one hundred and fifty individuals. This communal living under tree bark is a defining behavioral trait.
Where do Social Huntsman colonies usually live?
They are found in Australia and commonly use narrow shelters and bark crevices in communal clusters. That colony lifestyle helps them exploit shared space and stabilize local microclimates.
Are these spiders dangerous to keep near homes?
They are still spiders that should be respected, but they are known more for communal behavior than aggressive attacks on people. As with most spider information, local ecology and individual species response are better guides than general fears.
How can someone identify a colony-level grouping of this species?
Look for multiple individuals sharing retreat spaces and coordinated movement in bark-based microhabitats. Researchers note this gregarious behavior as the strongest field cue for Delena cancerides.
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