The warmth of the spring will cause the eggs to mature, releasing a new generation of orb weavers.Ī single egg sac can contain upwards of several hundred eggs. The eggs can survive the winter (even withstanding freezing) due to the simplistic nature/chemistry of the eggs. Toward the end of fall, the females will lay their last clutch of eggs, and then die at the first frost. The most commonly noticed orb weaver is female, since she sits on her web, feeding and eventually waiting for the males to find her. Typically after mating, the males will die. Adult males are not observed as much as the females, since they are always on the move, looking for that “Mrs. The adult males will wander in search of a mate, and as such, typically do not stay on a web for long, if they spin a web at all.
Most orb weavers appear in the spring, but are not noticed until summer to fall. Some of the bigger orb weavers (Argiope genus) have been observed eating small frogs and humming birds (only if ensnared within the web). Most noticeable in late summer in fall, when webs and adults reach their largest size.įood sources vary, but typically any small insects they catch in their webs.
Prolific throughout entire continental United States, Canada, Alaska, and Hawaii.Īnywhere with abundant prey and structures to support the web – around light fixtures used at night, or tree branches, tall grasses, and bushes.
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