
Community identification
Red-backed Jumping Spider
Phidippus johnsoni
- Order & Family
- Araneae, Salticidae
- Size
- Typically 9 to 14 millimeters in length.
Natural Habitat
Found in dry shrublands, coastal dunes, forests, and often around human structures like fences and window sills.
Diet & Feeding
Carnivorous; hunts flies, moths, beetles, and sometimes other spiders using keen eyesight and agility.
Behavior Patterns
Diurnal active hunters that do not spin webs to catch prey. They use silk for safety lines and nesting sacs. Known for complex courtship dances and visual signaling.
Risks & Benefits
Benefits include pest control in gardens and homes. While they are venomous and can bite if handled roughly, their bite is generally not considered medically significant to humans, resembling a bee sting.