Blue Whale

( Balaenoptera musculus)
A blue whale blowing water
A blue whale blowing water




Size (length and weight)
It can be up to 108 ft. (33 meters) long and weighs at least 180 metric tons (200 short tons).

Physical description
The blue whale has a long, sleek, and tapered body with the upper part of its head forming a U-shape.
A Blue Whale swimming in an ocean
A Blue Whale swimming in an ocean


Location in the world
It can be found in any ocean.

Diet
They mainly eat small crustacean-like creatures known as krill.

Predators
They do not have any current predators, but they were almost hunted to extinction by whalers. However, they can be killed by orcas indirectly. They do not die from the initial attack, but sustain serious wounds

Young
A baby blue whale can be born every 2-3 years and weigh 3 tons with a length of 23-27 ft.

Niche or role in their ecosystem
A blue whale resurfacing for air
A blue whale resurfacing for air

The blue whale maintains the krill population.


Other names
It is only called the blue whale.









SOURCES




Images from http://neoncstar.files.wordpress.com/2009/12/bluewhale.jpg , http://www.whale-info.com/images/bluewhaleface.jpg


Wikipedia


User "TXiKiBoT"
Wikipedia
http://en.wikipedia.org/wiki/Blue_whale
March 6, 2010
March 12, 2010

Buzzle.com

Abhay Burande
Buzzle
http://www.buzzle.com/articles/blue-whale-facts.html
c 2000-2010
March 12,2010


National Geographic

No author listed.
National Geographic
http://animals.nationalgeographic.com/animals/mammals/blue-whale.html
c 1996-2010
March 12, 20230