TIL George Shiras invented the camera trap in the 1890s, using tripwires, remote shutter releases and a magnesium flash. Astounding shots from around Whitefish Lake, a Michigan wetland, all documented in his book: https://archive.org/details/HuntingWildLifeWithCameraAndFlashlight.Volume121935Copy/

#cameratrap #conservationtech #wildlifephotography