SpidersHemocyaninSpider VenomsSpider BitesBlack Widow SpiderArthropodsSilkOctopodiformesNephropidaeArachnidaMolluscaHorseshoe CrabsScorpionsFibroinsBrachyuraPredatory BehaviorBrown Recluse SpiderHemolymphAtelinaeArthropod VenomsHelix (Snails)CrustaceaMonophenol MonooxygenaseAntibody FormationArthropod ProteinsMolecular Sequence DataMoltingAmino Acid SequenceCatechol OxidaseSnailsHaptensAgatoxinsAntigensImmunizationCopperPhylogenyOxygenInsect ProteinsGastropodaBromthymol BlueTrinitrobenzenesImmunoglobulin GCannibalismNeurotoxins