female argiope argentata spider rear ventral view

animal invertebrate spider arthropod nature spiderweb wildlife argiope argentata species araneidae family arid warm environments north america central caribbean stabilimenta unique zig-zag web design uv-reflecting silk attract pollinating prey venom harmful humans notable sexual dimorphism size male smaller female common silver silvery color cephalothorax decoration shape cannibalism copulation rear ventral view glandular duct ducts spinneret spinning organ inside tikal national park family cephalothorax america argentata humans female organ petén department guatemala