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Sharks have young in three different ways. After internal fertilization, some...
More Australian Plants
As Dampier studied the plants he encountered in Australia, he wrote that they were...
As soon as Dampier set foot in Australia, he began making observations and...
Walrus Rests on Ice
Walruses use sea ice as platforms on which to nurse their young and launch their...
Fossil tooth spiral
This fossil tooth whorl of the ancient shark Helicoprion, dates back 290 million...