1. Blue whales
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2. Business cards Blue Whales worldwide Name: Blue Whale Weight: 181 Tons
Length: 33 meters
Color: Green and gray
Amount: 5,000 to 12,000
Blue Whales
worldwide
lifespan: at least 80 years

3. Eating diet
Blue whales’ diet has some different with other whales’. Exclusively on krill, sometimes they also like eating copepods.

4. Vocalizations
Estimates made by Cummings and Thompson (1971) suggest that source level of sounds made by Blue Whales are between 155 and 188 decibels when measured relative to a reference pressure of one micro Pascal at one meter.

5. Although there is no one can compare with them in power or speed
Although there is no one can compare with them in power or speed. More and more blue whales are hunted or will be hunted in nowadays. That cause their population decreases really fast. Blue whales’ future is still a mystery.

6. Acknowledgment for