The Whale shark is the largest fish on the planet and there are few Whale species larger in size. Thought to reach up to a possible 20 meters and 34 tons it seems difficult to believe that Whale Sharks feed on microscopic plankton and small fish.
List of 5 causes of Lower leg redness. This section shows a full list of all the diseases and conditions listed as a possible cause of Lower leg redness in our database from various sources. 1  Calf strain. 2  Osteoma. 3  Osteomyelitis.  Stress fracture of the fibula.
If you experience sudden attacks of severe knee pain and your knee also becomes red and hot, the cause is likely to be gout, which is a type of arthritis. Gout is caused by a build-up of uric acid (a waste product) in the body, which can form crystals in the joints.