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Brown (1973) mentions a venom yield of up to 214 mg (dried) and LD 50 (toxicity) values of 0.04 mg/kg IV, 4.0 mg/kg IP and 9.2–10.0 mg/kg SC. [14] The venom contains at least four hemorrhagins Acutolysin A, B, C [15] and D. [16] According to the US Armed Forces Pest Management Board, the venom is a potent hemotoxin that is strongly ...
Workers deliver 0.66 nl of venom when they sting, which amounts to 3.1% of their supply. Older workers deliver less venom when they sting, but middle-aged workers and nest-defenders deliver much higher quantities. [13] Like all fire ant species, venom is secreted by the venom gland and is stored in the poison sac. [14]
The taxonomy of the Cyanea species is not fully agreed upon; some zoologists have suggested that all species within the genus should be treated as one. Two distinct taxa, however, occur together in at least the eastern North Atlantic, with the blue jellyfish (Cyanea lamarckii Péron & Lesueur, 1810) differing in color (blue, not red) and smaller size (10–20 cm [3 + 7 ⁄ 8 – 7 + 7 ⁄ 8 ...