7296. Found in our kitchen drawer along with a small rat. Can you please identify. Napanee, Ontario. Canada
Number 7296. This is a mature larva/prepupa of a rodent bot fly (Diptera: Oestridae; Cuterebra sp.). These develop under the skin of their host animal, breathing through a hole in the animal’s skin. When the finish their development, they emerge through that breathing hole and seek out a safe place to pupate. Mature larva/prepupa of a rodent bot fly detailed information These flies used to be placed in a family of their own (Cuterebridae), but are now considered a subfamily under Oestridae.