Plants and Animals Photo credit:
Screenshot of footage from Hopkins Marine Station/Stanford University/Big Blue Live
Gargantuan oceanic treasures, blue whales are a fascinating species. Thought to be the largest creature to have inhabited our planet, their measurements are pretty mind-blowing. Reaching up to 30 meters (100 feet) in length, their tongues can weigh as much as an elephant, and check out how big the hearts of these gentle giants can be.
Published on August 25, 2015 12:36