Sexual dimorphism in the purseweb spider Atypus snetsingeri - Atypus snetsingeri
Tyler Arboretum, Delaware County, Pennsylvania, USA
July 7, 2018
Size: 11 mm (male)
Male and Female of Atypus snetsingeri from an excavated purseweb. Captive in a container the male was very active while the female remained quiescent and showed no hint of irritation or defensiveness toward the antics of the male.
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