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Indian paper wasp (Ropalidia) colony with eggs
Varicella or chickenpox, a viral skin infection. In this photograph, the rash is beginning to form s
Measles. A photograph of a child stricken with measles, showing the tell-tale sign of the skin rash.
Common skin signs are often evidence of an illness or disorder. A wheal is a localized, evanescent ...
Common skin signs are often evidence of an illness or disorder. A papule is a solid, circumscribed, ...
Notice the reddish-brown haze caused by nitrogen oxides that is often over many major cities.