wolf spider (schizocosa avida) on concrete sidewalk dorsal view.

animal arachnid arachnophobia arthropod biology bug cement close closeup concept concrete surface copy space creature dangerous dorsal view ecology ecosystem environment exterminate extermination fauna fear insect invertebrate lycosidae macro nature natural habitat outdoors pest control phobia poisonous predator room text schizocosa avida sidewalk spider bite springtime texas usa venom wild wildlife wolf zoology