Blue whales are the largest animals that have ever lived on Earth, bigger even than the largest dinosaurs. Despite this, the whales weren't "discovered" in Australian waters until about 20 years ago. Globally, blue whales were reduced to 3 per cent of their original population size through whaling. Today, there are thought to be 10,000–25,000 blue whales worldwide, 1500 of them being the pygmy blues around Australia. 📸 SnotBot #bluewhales #ausgeo #discoveraustralia #oceanlife #oceanlovers #whal

Are Blue Whales Getting Bigger?

Blue whales are the largest known... - Roar Wildlife News

Sound on to hear what a blue whale sounds like filling her lungs before vanishing back into the depths with her calf. Breath is something many of us take for granted, often not realizing that between 50 to 80% of Earth’s oxygen comes the ocean— specifically from phytoplankton, marine plant life, and algae. Great cetaceans like blue whales play a key role in supporting these invaluable ecosystems, providing critical nutrients through their excrement across the water column throughout their vast m