A blue whale is the largest mammal on earth. An adult blue whale is the length of over three Greyhound buses, weighs more than a fully loaded 747 and has a heart the size of a Volkswagon Beetle. It is so large that it takes at least three minutes for it

https://www.powershow.com/view4/703740-ZTViO/A_blue_whale_is_the_largest_mammal_on_earth_An_adult_blue_whale_is_the_length_of_over_three_Greyhound_buses_weighs_more_than_a_fully_loaded_747_and_has_a_heart_the_size_of_a_Volkswagon_Beetle_It_is_so_large_that_it_takes_at_least_three_minutes_for_it_powerpoint_ppt_presentation