Marbled Orb-weaver

Scientific Name: Araneus marmoreus

Order & Family: Araneae, Araneidae

Size: Females 9-18 mm, Males 5-8 mm

Marbled Orb-weaver

Natural Habitat

Gardens, forests, meadows, and shaded areas, often near water or in tall vegetation. They build large, intricate orb webs, typically between branches or tall plants.

Diet & Feeding

Mainly insects caught in its web, including flies, moths, beetles, and other small flying insects.

Behavior Patterns

This spider constructs a large, circular orb web, often with a retreat made of leaves on the side. During the day, the spider usually hides in its retreat, emerging at night or when prey is caught. The prominent yellow and black coloring on its abdomen is a common characteristic. They are solitary spiders.

Risks & Benefits

Risks: Generally harmless to humans. Their bite is not considered medically significant, causing only mild, localized pain and swelling if it occurs. Benefits: They are beneficial predators, helping to control insect populations, including those considered pests, in gardens and natural environments.

Identified on: 9/20/2025