Dating sex Gribskov

Males are easily distinguished from females based on colour differences, with a distinct black patch at the abdomen, less noticeable in recently emerged flies (see fig.), and the sexcombs (a row of dark bristles on the tarsus of the first leg). melanogaster lifespan is about 30 days at 29 °C (84 °F). melanogaster varies with temperature, as with many ectothermic species.Furthermore, males have a cluster of spiky hairs (claspers) surrounding the reproducing parts used to attach to the female during mating. The shortest development time (egg to adult), 7 days, is achieved at 28 °C (82 °F).

The mother puts feces on the egg sacs to establish the same microbial composition in the larvae's guts which has worked positively for herself.

Drosophila melanogaster is a species of fly (the taxonomic order Diptera) in the family Drosophilidae.

The species is known generally as the common fruit fly or vinegar fly. Woodworth's proposal of the use of this species as a model organism, D.

Females lay some 400 eggs (embryos), about five at a time, into rotting fruit or other suitable material such as decaying mushrooms and sap fluxes.

The eggs, which are about 0.5 mm long, hatch after 12–15 hours (at 25 °C or 77 °F).

Bemerkungen