Scientists discover what's left of the oldest Antarctic creature
the 150 million-year-old giant marine reptile is believed to be the first fish to be found in antarctica and the oldest creature ever found on the continent.
the 150 million-year-old giant marine reptile is believed to be the first fish to be found in antarctica and the oldest creature ever found on the continent.
not even bears, but dogs, this extinct animal has evolved into a giant predator. here is what you need to know about dog bears.