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.
The world's most dangerous shark is the Bull Shark. The world's biggest shark is the Whale Shark (a shark is a fish). The Whale Shark can be up to 53 feet long and weight more than 13 ton.(The Blue Whale is a mammal that is why it is not the biggest fish.).The world's fastest shark is the Mako Shark.he world's most dangerous shark is the Bull Shark. The world's biggest shark is the Whale Shark (a shark is a fish). The Whale Shark can be up to 53 feet long and weight more than 13 ton.