Antibiotics are powerful medicines that fight bacterial infections. Used properly, antibiotics can save lives. They either kill bacteria or keep them from reproducing. Your body's natural defenses can usually take it from there. Antibiotics do not fight infections caused by viruses, such as.
Whale Shark. The Whale Shark is the largest and the heaviest living shark because its weight is more than 21 tons and its length is more than 12 meter. It is found in open oceans and warm waters. It feeds on plankton but some times it also uses other small fishes as food.
A gigantic great white shark measuring more than 20 feet long has been spotted by cage divers near Mexico. The massive predator, nicknamed Deep Blue, was spotted in the waters near Mexico's Guadalupe Island. The shark, who is estimated to be around 50 years old, is believed to be one of the largest great white sharks ever seen.