If “Gone With The Wind” were filmed today, the entire movie could be shot on an iPhone. That’s how far camera technology has come.

Once upon a time, wildlife photography was the domain of professionals with outrageously expensive gear. Think National Geographic. Photographing a cheetah on the Serengeti surely isn’t easy, but filming a tiny warbler obscured by foliage? Now that’s tough.

Then the world changed. Cameras became affordable. Digital replaced film. Big name manufacturers began an arms race to see who could develop better features faster — more pixels, higher resolution, quicker autofocus.

The trend of birding through cameras continues to accelerate. The newest technology — mirrorless cameras — is rapidly replacing digital single lens reflex cameras (DSLRs). Many of these new c

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