parasitic fly Philornis downsi
E764946
Philornis downsi is an invasive parasitic fly whose larvae infest and kill nestling birds, posing a major conservation threat to several Galápagos finch species.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Philornis downsi | 0 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
invasive species
ⓘ
parasitic fly ⓘ species of fly ⓘ |
| adultFeedingBehavior | feeds on decaying organic matter and other resources outside nests ⓘ |
| associatedWith | population declines of some Galápagos bird species ⓘ |
| class | Insecta NERFINISHED ⓘ |
| conservationConcernRegion | Galápagos National Park NERFINISHED ⓘ |
| controlResearch |
attractant-baited traps for adults (investigational)
ⓘ
biological control using parasitoid wasps (investigational) ⓘ self-fumigation of nests by birds using insecticide-treated materials (investigational) ⓘ |
| discoveredAsProblemIn | Galápagos Islands in the 1990s ⓘ |
| family | Muscidae ⓘ |
| feedingBehavior | hematophagous ectoparasite in nests ⓘ |
| genus | Philornis NERFINISHED ⓘ |
| host |
Darwin’s finches
NERFINISHED
ⓘ
Galápagos finches NERFINISHED ⓘ medium ground finch (Geospiza fortis) ⓘ small ground finch (Geospiza fuliginosa) ⓘ warbler finch (Certhidea olivacea) NERFINISHED ⓘ |
| hostLifeStage | nestling birds ⓘ |
| impact |
causes high mortality of nestling birds
ⓘ
major conservation threat to Galápagos finches ⓘ |
| introducedTo | Galápagos Islands NERFINISHED ⓘ |
| kingdom | Animalia ⓘ |
| larvalEffectOnHost |
blood loss
ⓘ
increased susceptibility to infection ⓘ tissue damage ⓘ |
| larvalFeedingSite | skin of nestling birds ⓘ |
| larvalHabitat | nest material ⓘ |
| lifeCycleStage |
adult
ⓘ
egg ⓘ larva ⓘ pupa ⓘ |
| managementChallenge | difficult to control without harming non-target species ⓘ |
| monitoringMethod |
nest inspections for larvae and pupae
ⓘ
trapping of adult flies with attractants ⓘ |
| nativeRange | South America NERFINISHED ⓘ |
| order | Diptera NERFINISHED ⓘ |
| parasiticStage | larva ⓘ |
| phylum | Arthropoda NERFINISHED ⓘ |
| reproductionSite | bird nests ⓘ |
| studiedBy | Charles Darwin Foundation researchers ⓘ |
| taxonRank | species ⓘ |
| threatens |
critically endangered mangrove finch (Camarhynchus heliobates)
NERFINISHED
ⓘ
endemic Galápagos land birds ⓘ medium tree finch (Camarhynchus pauper) ⓘ |
| vectorStatus | not known as a human disease vector ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.