widows
~comparison of the north american widow species
~differentiating between Latrodectus and Steatoda species
~hourglass patterns in N.A. Latrodectus species
~environmentally-dictated web structure
~response to vibrations in web
~MM of different species of Latrodectus, mostly N.A.
~different color morphs of geo
~theridiidae, the comb-footed spider