Other alpha neurotoxins have been isolated from {HEAD ~ related species} of {TAIL ~ snakes} and fish eating sea snails  
of
Other alpha neurotoxins have been isolated from { HEAD ~ related species } of { TAIL ~ snakes } and fish eating sea snails
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH