Dwelling in the frigid depths of the North Atlantic, the Greenland shark is the oldest known vertebrate, with some individuals living as long ... and reduces metabolic demands. Freshwater Pearl Mussel ...

In the serene waters of Idaho’s winding rivers lives a colossal fish whose size and longevity command awe and respect: the sturgeon. These ancient creatures, known for their immense size ... their ...

It is mainly deposited in fluvial-lacustrine facies, and the sediments are brown gray silt clay. There are a large number of fossils of terrestrial microfauna ostracoda and freshwater mollusks, and ...