Sharks and rays have populated the world's oceans for around 450 million years, but more than a third of the species living today are severely threatened by overfishing and the loss of their habitat.
Earth's climate has changed throughout history for numerous reasons, but modern climate change is driven by human behavior.
Sharks and rays have populated the world's oceans for around 450 million years, but more than a third of the species living ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback