Carpophilus sp. Sap Beetle, Nitidulidae
The Opuntia prickly-pear cacti have been flowering the past few weeks. Every time I poke at a blossom I find several chunky Carpophilus beetles.
photo details: Canon MP-E 65mm 1-5x macro lens on a Canon 20D
f/13, 1/250 sec, ISO 100, twin flash diffused through tracing paper