southern black widow spider - latrodectus mactans

american animal apalachicola arachnid arachnophobia biology bite black bug close coloration control creepy dangerous deadly ecology eerie entomology female flora florida garden her hourglass insect integrated ipm latrodectus latrotoxin legs mactans management markings natural neurotoxin nuisance pest poison poisonous popular research science southern species spider spring summer venom venomous web widow wild wildlife