Difference between shark and whale

Posted By: Sm Adminon: February 25, 2016In: Nature and Animals

Shark:
Shark is the carnivorous fish whose skeletons are made of cartilage instead of bone. They are predators which hunt humans, fish and sea creatures. Shark does not need to eat every day.
Whale:
Whale is the largest marine mammals which live in the ocean. They are warm blooded. As they are not fish, they do not have gills. They breathe air.
Differences:

Basis	Shark	Whale
Definition (www.oxforddictionaries.com)	A long-bodied chiefly marine fish with a cartilaginous skeleton, a prominent dorsal fin, and tooth-like scales. Most sharks are predatory, though the largest kinds feed on plankton, and some can grow to a large size.	A very large marine mammal with a streamlined hairless body, a horizontal tail fin, and a blowhole on top of the head for breathing.
Synonyms	Sharper, harpy, kipper, adept, predator	Monster, whip, cetacean, jumbo, whopper, giant
Antonyms	Dabbler, gull, amateur, prey, sap	Runt, shrimp, pygmy, wimpy wisp
Types	Its types are: Angel shark Basking shark Blacktip reef shark Blacktip shark Blue shark Bull shark Cookiecutter shark Goblin shark Great white shark Hammerhead shark Mako shark Nurse shark Port jackson shark Sandtiger shark Spiny dogfish shark Thresher shark Tiger shark Whale shark White tip reef shark Wobbegong shark Zebra shark	Its types are: Blue whale Right whale Sei whale Humpback whale Minke whale Fin whale Sperm whale Killer whale Gray whale Bowhead whale Narwhal whale Pilot whale Beluga whale
History	The history of sharks goes back a long time.	Hippos likely evolved from a group of anthracotheres about 15 million years ago, the first whales evolved over 50 million years ago, and the ancestor of both these groups was terrestrial. These first whales, such as Pakicetus, were typical land animals.
Word origin	The word shark was originated from Late Middle English: of unknown origin.	The word whale was originated from Old English hwæl, of Germanic origin.
Weighs	Shark weighs about 2,000 kg.	A whale weighs more than 100 tons
Birth	Sharks lay eggs.	Whales give birth to young ones.
Food	Sharks feed on fish and all marine animals.	Plankton and krill are the food of whales.
Communication	Sharks do not have communication skills.	Whales produce sound by which they communicate with each other and search for food.
Endanger	Sharks are not endangered.	Whales are endangered.
They are	Sharks are fish and cold-blooded.	Whales are warm-blooded mammals.
Pronunciation	Eng (UK): /ʃɑːk/ Eng (US): /SHärk/	Eng (UK): /weɪl/ Eng (US): /(h)wāl/
Skeleton	Sharks have a cartilaginous skeleton.	Whales have bony skeletons.
Have	Sharks have gills.	Whales have lungs.
Example in Sentence	Shark fin is quite popular in China. Shark lives in ocean.	Whales give birth like humans do. He said that he has eaten a whale meat while he was in abroad for study.