Epicauta pardalis – spotted blister beetle
Tucson, Arizona
Here’s a beetle so toxic it can kill a horse. The horse doesn’t even need to ingest the beetle, it just needs to ingest something that the beetle bled on. Blister beetles produce the defensive compound cantharadin- the active ingredient of the aphrodesiac Spanish Fly- which they reflex-bleed out their joints when threatened:
photo details (top) Canon 100mm f2.8 macro lens on a Canon 20D
f/13, 1/250 sec, ISO 100, indirect strobe in white box.
(bottom) Canon MP-E 65mm 1-5x macro lens on a Canon 20D
f/13, 1/250 sec, ISO 100, flash diffused through tracing paper.
Friday Ark #185
We’ll post links to sites that have Friday (plus or minus a few days) photos of their chosen animals (photoshops at our discretion and humans only in supporting roles). Watch the Exception category for rocks, beer, coffee cups, and….? Visit all the …
Just found your site – awesome photos. I’m a hack when it comes to photography, but I’ll be reading your articles for some tips. — Ted
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