envenomation resulting in modulation of platelet aggregation in other organism envenomation resulting in positive regulation of blood coagulation in other organism envenomation resulting in positive regulation of platelet aggregation in other organism A process that begins with venom being forced into an organism by the bite or sting of another organism, and ends with the resultant activation, maintenance or an increase in the frequency, rate or extent of platelet aggregation in the bitten organism.