A South Korean woman was eating a half-cooked squid when the squid apparently ejected its sperm bag into her tongue causing...
"pricking and foreign-body sensation in the oral cavity. Twelve small, white spindle-shaped, bug-like organisms stuck in the mucous membrane of the tongue, cheek, and gingiva..." [link]Of course, she immediately spat the squid portion out, but required surgical excision of affected mucosa.
Bizarre but true...
Squid Injects Woman's Tongue With Sperm Bag As She Eats In Korea. Huffington Post 6/15/12
Penetration of the oral mucosa by parasite-like sperm bags of squid: a case report in a Korean woman. J Parasitol. 2012 Feb;98(1):222-3. Epub 2011 Aug 11.