life cycle of tick bug and lyme disease concept

animals arachnids arrows bacteria bannwarth biology bite blacklegged blood body borrelia bug chain clinic control cycle deer diagram disease dog ecosystem education eggs extermination female food graphic host human illustration infection infectionsitic insects ixodes larva life lyme male mammals mark medical nature nymph pacificus parasites parasitic pest pesticide pet rabbit scapularis silhouettes spirochetal squirrel sucking syndrome tick toxic transmission transmit vector veterinary wildlife