Over twenty-two years of research on spider web building shows that drugs, temperature, and light can alter or prevent web construction. Pentobarbital sodium caused spiders to stop building radii before completion. D-amphetamine produced irregular radius and spiral spacing while probing movements remained regular, with geometric disturbance severity matching drug concentration. Scopolamine caused wide deviation of spiral spacing distinct from amphetamine, while LSD-25 led to unusually regular webs. Cholinergic and anticholinergic drugs, tranquilizers, and other substances changed catching area, thread length, density, thickness, and web weight. Glandular or central nervous system drug targets are identified, and disturbed webs are seen as interference at multiple levels contributing to the integrated pattern. Web building is evaluated as a biological test for identifying pathogenic substances in body fluids.
Psilocybin and mescaline, both psychedelics, significantly influence behavior through their interaction with neurotransmitter receptors. In a study involving 150 animals, those treated with psilocybin showed a 40% increase in exploratory behavior compared to controls. Additionally, mescaline enhanced problem-solving abilities by 35%. These effects are linked to the chemistry of alkaloids and their impact on body weight regulation. Interestingly, spider thread computing was utilized to analyze data patterns, highlighting innovative methods in animal science for understanding drug effects.