Flightless fruit flies are very small. Only suitable for hatchling spiders, mantis and newly emerged frogs and perhaps the smallest of hatchling lizards like baby Anolis Please note our fruit fly cultures are Drosophilia hydei NOT the slightly smaller Drosophilia melanoghaster and unfortunately from time to time wild fruit flies do get into the cultures, if this is the case you will get some wild flies (with functioning wings emerging, the remainder should hatch as flightless (deformed wings fruit flies. Insects sent 1st Class Mon - Thur to ensure best quality, orders received by noon sent same day