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Giant Robber Fly (with meal)

Promachus hinei

Description:

All robber flies have stout, spiny legs, a dense moustache of bristles on the face (mystax), and 3 simple eyes (ocelli) in a characteristic depression between their two large compound eyes. The mystax helps protect the head and face when the fly encounters prey bent on defense. The antennae are short, 3-segmented, sometimes with a bristle-like structure called an arista.

Habitat:

Riparian meadow.

Notes:

The short, strong proboscis is used to stab and inject victims with saliva containing neurotoxic and proteolytic enzymes which paralyze and digest the insides; the fly then sucks the liquefied meal through the proboscis.

No species ID suggestions

Denton, Texas, USA

Lat: 33.15, Long: -97.02

Spotted on Jun 19, 2012
Submitted on Jun 19, 2012

Reference

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