''Parhelophilus porcus '' (
Walker
Walker or The Walker may refer to:
People
* Walker (given name)
*Walker (surname)
* Walker (Brazilian footballer) (born 1982), Brazilian footballer
Places
In the United States
*Walker, Arizona, in Yavapai County
*Walker, Mono County, California ...
, 1849), the black bog fly, is an uncommon species of
syrphid fly observed in Northern North America. Hoverflies can remain nearly motionless in flight. The adults are also known as flower flies for they are commonly found on flowers from which they get both energy-giving
nectar and protein-rich
pollen. The larvae are the long tailed "
rat-tailed" type.
References
{{Taxonbar, from=Q14516026
Diptera of North America
Eristalinae
Insects described in 1849
Taxa named by Francis Walker (entomologist)
Hoverflies of North America