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.
Bull Shark caught way inland. Wavescape reports that there already are several facts that scientists consider remarkable about this shark: Nyami Nyami is the largest Zambezi shark known to science (4m long and weighing between 400 and 500kg). The previous known maximum length is about 3.5m.