Causes of Warts. Skin warts are caused by a virus known as human papilloma virus (HPV). There are over 100 sub-types of this virus but only a few infect humans to cause warts on the skin. The virus enters the skin cells and replicated like all viruses do but does not extend beyond the skin.
With top speed full resolution shooting at between 4.5 and 6.5 fps (frames per second) these cameras are not going to be ideal sports shooters (that's where full frame DSLRs like the Nikon D4S and Canon 1D X come into their own).
DSLR camera bodies are comparatively larger, as they need to fit in both a mirror and a prism. The body of the Nikon D3300, for example, is a rather bulky 3 inches deep before you put the lens on the front. With the 18-55mm kit lens, the camera weighs about 1.1 pounds. A mirrorless camera body can be smaller than a DSLR, with simpler construction. The Sony a5100 has a body just 1.6 inches thick and weighs just over a pound with its 16-50mm kit lens.