Winter-active-juveniles
Guides
Eustala anastera
Humpbacked Orbweaver
Eustala anastera, commonly known as the humpbacked orbweaver, is a small orb-weaving spider in the family Araneidae. Females reach approximately 10 mm in body length, males 9.5 mm. The species exhibits highly variable coloration, ranging from tan to vivid green, with many individuals displaying a foliate pattern. It is found across North and Central America and has been documented as a host for the spider wasp Caliadurgus hyalinatus. Juveniles have been observed active during winter months in temperate regions.