Protocalliphora
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''Protocalliphora'' or bird blowflies are a blow fly genus containing many species which are obligate parasites of birds. Eggs are laid in bird nests. After hatching, the larvae suck the blood of nestlings. They sometimes feed inside the nostrils of nestling birds and destroy the tissue at the base leading to reduced growth of the upper mandible and the young growing with "shovel-beaks". The species overwinter as adults. The genus is affected by ''
Wolbachia ''Wolbachia'' is a genus of intracellular bacteria that infects mainly arthropod species, including a high proportion of insects, and also some nematodes. It is one of the most common parasitic microbes, and is possibly the most common reproduct ...
'' bacteria and it has been suggested that
horizontal gene transfer Horizontal gene transfer (HGT) or lateral gene transfer (LGT) is the movement of genetic material between Unicellular organism, unicellular and/or multicellular organisms other than by the ("vertical") transmission of DNA from parent to offsprin ...
may have led to the difficulty in separating species of ''Protocalliphora'' through
DNA barcoding DNA barcoding is a method of species identification using a short section of DNA from a specific gene or genes. The premise of DNA barcoding is that by comparison with a reference library of such DNA sections (also called "sequences"), an indiv ...
, with several species possessing identical
mtDNA Mitochondrial DNA (mtDNA or mDNA) is the DNA located in mitochondria, cellular organelles within eukaryotic cells that convert chemical energy from food into a form that cells can use, such as adenosine triphosphate (ATP). Mitochondrial DNA ...
Cytochrome oxidase I sequences.


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External links

* Calliphoridae Parasitic flies Parasites of birds Oestroidea genera {{Calliphoridae-stub