about a 100,000 pounds
Blue whales are the largest animals in the world. They can measure up to 30 meters in length and weigh approximately 170-180 metric tons. Comment: A blue whale can weigh as much as 16 elephants, on average.
The whale shark, Rhincodon typus, is the biggest shark and the biggest fish in the sea. It is NOT a whale. Whale sharks measure up to 20 m long and weigh up t0 34,000 kg. source: http://marinebio.org/species.asp?id=47
Nothing, Blue Whales are the biggest creatures on Earth
The biggest animal still on Earth today is the blue whale. They can grow up to around 100 feet in length and weigh as much as 200 tons.
If you mean whale shark then the biggest whale sharks can measure up to 40,000 feet long and weigh about 70,000 pounds.
the blue whale can weigh up to 30 elephants!
a blue whale can weigh up to 150 tons ( 136,000 kg ) .
The world's biggest fish is the whale shark. It can grow up to 65 ft and can weigh up to 75,000 pounds!
It depends what you mean by biggest. Heaviest? Blue whale. Longest? Probably the Ribbon worm which can get twice as long.
Up to 200 tons.
The largest animal in history is the blue whale, which can grow up to around 100 feet long and weigh as much as 200 tons. No other known animal has surpassed the blue whale in terms of size.
The largest mammal on earth is the blue whale, which can weigh up to 200 tons, which makes it the heaviest known animal to have ever lived.