Robber Fly (Efferia aestuans: Asilidae) Male, species sexually dimorphic. Ca. 2.5 cm (1.0 in) long. Falcon State Park, Falcon Reservoir, Falcon Heights, Starr County, Texas, USA. Butterfly garden planted with native vegetation. Tamualipan Scrub within the South Texas Plains Vegetational Area...
Robber Fly (Promachus sp.: Asilidae) I think I have seen this character on the SciFi channel before (lol). They rob their victims of their lives. Adults range in size from 1.8-4.0 cm (0.71-1.57 in) long. Photographed in Riverside Park, Victoria, Victoria County, Texas, USA. Margin of the...
Robber Fly (Lampria rufiventris: Asilidae) These smallish robber flies range in size from 11-15 mm (0.43-0.59 in) long. Photographed on a blade of grass in a well manicured park-like setting with scattered mesquite trees in north Bryan, Brazos County, Texas, USA. Post Oak Savannah Vegetational...
Bee-like Robber Fly (Laphria macquarti: Asilidae) This species ranges from 2.2-2.7 cm (0.87-1.1 in) long. While Laphria flavicollis will eat small beetles, this species prefers them. Photographed along Carter Creek Nature Trail, Bryan, Brazos County, Texas, USA. Carter Creek riparian (flood...
Bee-like Robber Fly (Laphria flavicollis: Asilidae) This species ranges from 1.5-2.5 cm (0.6-1) long. There are over 7,000 species of robber flies world wide; nearly 1,000 in North America. Many are bee-mimics like this one and the next post. Photographed at Lick Creek Park, College Station...
A pair of (Kite-Tailed?) Robber Flies mating.
Taken at Pulburough Brooks, Sussex; 30th July 2010
Canon EOS 7D
300mm f2.8 with 2x TC
1/1500s @ f6.7 and ISO800
Converted Raw - Jpeg in Lightroom
Robber Flies are very aggressive predators, would take on almost any other insect that it can handle. Don't know what he is feasting on at the moment.
Also the red dot on its' right thorax is a parasitic mite...
Cheers
A Robber Fly on its preferred perch in a Hibiscus bush. It spent a couple of days hunting from this perch.
It seems to have some sort of parasite or growth under its wing.
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