Why do koalas spend so much time sleeping? Koalas need to conserve as much energy as possible, as the energy value of their diet is low. Koalas generally sleep for about 16 to 18 hours a day. A common misconception is that they are âstonedâ after eating the eucalypt leaf. This is not so.
HDR is an abbreviation for high dynamic range between the darkest and the lightest parts of an image. An HDR photo displays maximum details for recreating all the memories and get you back to the moments of shooting. HDR Photography is a science and an art.
When choosing a digital SLR or a lens to go with it, it helps to understand the difference between APS-C and full-frame cameras. Macro photography, like this picture of a praying mantis, is one of the areas in which the size of the sensor makes a difference. Digital SLR cameras have a sensor, which is the thing that takes the place of the film. The size of that sensor makes a big difference to how the camera behaves. Back in the days when everyone used film, people often talked about using 35mm film in their SLR cameras.