On Instructables, instructions for making a Cheap Motion Detection Wildlife Camera – for about $20. We bring it to your attention to point out, particularly to readers who work with modest budgets, that higher-tech capabilities may be more affordablethan you think.
Of course, if this costs $20 USD – with its limitations – one would be safe in drawing the inference that more sophisticated tools are in the hands of good investigators – or can be purchased through firms which specialize in selling – and custom-fabricating – such devices. (A good rule would be avoid stores which sell “spy” equipment to consumers. This Instructable was published by Doug Paradis.
Thanks to LifeHacker for the tip.

