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Sharks have young in three different ways. After internal fertilization, some...
Ice Melt at the Poles
It’s confirmed: both Antarctica and Greenland are losing ice—around 350 billion...
Dr. Mahmood Shivji
Dr. Mahmood Shivji of the Guy Harvey Research Institute and Save Our Seas Shark...
Fossil tooth spiral
This fossil tooth whorl of the ancient shark Helicoprion, dates back 290 million...