DID YOU KNOW? ⭐️ You can hear a blue whale's heartbeat from ..
Added 2020-08-11 21:06:30 +0000 UTCDID YOU KNOW? ⭐️ You can hear a blue whale's heartbeat from more than 2 miles away.
The world's largest animal's heart weighs about 400 pounds — approximately the size of a small piano.
