Sharks are saltwater predators that live in the ocean. However, it turns out that a unique shark species, the bull shark, tends to swim outside the box—and right into the freshwater of the ...
Most shark species require saltwater to maintain the internal salt balance they need to survive. The freshwater environment ...
What the world’s largest sharks, crocs, and spiders can tell scientists ... in Startling New Video Watch Explaining "Saltie" Saltwater Crocodiles That Attacked Boys in Australia Explaining ...