True bugs are characterised by a piercing beak, called the rostrum. Through this tube they both pump enzymes and suck the resultant 'soup'. They are subdivided by wing structure and rostrum position into homoptera (e.g. aphids) and Heteroptera (e.g. shield bugs).

All the below pictures were taken with Canon EOS 300D and MP-E 65mm and fill in flash:

Aphid
Bug
Shield bug

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