This world's largest heart | whale's heartvetdoctordon (27)in #whale • 8 years ago Whale is the largest mammal on planet earth. And that's a pic of its heart for you. #heart
it is real? is awesome!!
Yes aruz its absolutely real.
The blue whale is the largest animal ever to have lived. ... A blue whale's heart is about 5 feet long, 4 feet wide, and 5 feet tall. It weighs about 400 pounds.