World's oldest heart found in fossilised prehistoric fish
1:39
World's oldest heart found in fossilised prehistoric fish
A west Australian scientist has discovered the world's oldest heart from our fish ancestors - almost perfectly preserved for 380 million years. The discovery reveals how the head and neck began to change to accommodate jaws - a critical stage in the evolution of species.
Microsoft NewsSep 16, 2022
Blue Whale Facts
10 Interesting facts about the blue whale
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10 Interesting facts about the blue whale
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WATCH: Blue Whales 101
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WATCH: Blue Whales 101
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WATCH: Putting a Camera on a Whale Shark
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WATCH: Putting a Camera on a Whale Shark
National Geographic
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How big is a blue whale’s heart?
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First-ever recording of a blue whale’s heart rate
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Blue Whale Sounds
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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
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Humpback Whale Singing in the Antarctic Sea
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