Drugs administered to a spider affect its ability to build a web.[1] Webs produced under the influence of small doses of LSD (omitted in this image) show increased regularity.[2]Caffeine has a significant effect on spiders, which is reflected in the construction of their webs.[1]
^ abCite error: The named reference NASA was invoked but never defined (see the help page).
^Cite error: The named reference witt was invoked but never defined (see the help page).
^Ashihara, Hiroshi; Crozier, Alan (2001-09-01). "Caffeine: a well known but little mentioned compound in plant science". Trends in Plant Science. 6 (9): 407–413. doi:10.1016/S1360-1385(01)02055-6. PMID11544129.