Blue whales eat these little shrimp-like creatures called krill! They can eat over 4 tons of krill a day! That’s probably why they can weigh more than 150 tons!! Blue whales are the biggest animals known to earth!!

 Can weigh more than 150 tons!  Tail: feet long  Tongue can weigh as much as elephant  feet long  When pregnant they gain 200 lbs.  First year of life they gain 200 lbs. a day  Heart weighs as much as car!

 Largest animal known on earth  Usually live in cold areas  Loudest animals in existance  Can travel 3-12 miles per hour  Greyish-blue color

 live in oceans throughout world  Twilight zone of the ocean  Migration 4 months depending on where they’re going  12,000-15,000 still living  Old, pregnant, and sexually mature whales travel fastest

 1930: about 30,000 blue whales killed  Now considered endangered  Lifespan: years  Able to breath air  Often spotted Gulf of Mexico (dead or alive)

o Mature around 8-10 yrs. o Females breed every 2-3 yrs. o Can weigh 200 tons o ft. long

 exhibits.html exhibits.html   layers.html#Zone2 layers.html#Zone2  reaturefeature/blue-whales/ reaturefeature/blue-whales/  ammals/blue-whale/ ammals/blue-whale/  Book: Cox, Vic. Whales & Dolphins. New York: The Book People, 1990.