Image from http://hawaiihumpbackwhale.noaa.gov/special_offerings/sp_off/splash/SPLASH_Biopsy_Sampling.html which I believe to be the work of a US government agency making it public domain. The picture is of a blubber biopsy sample being taken from a whale with a modified bolt fired from a crossbow for use in the crossbow article. ... Found on http://en.wikipedia.org/wiki/Tabooli