An illustration of the (A) pre-whaling and (B) post-whaling interactions between whales, shrimp-like krill (pink), and photosynthesizing organisms known as phytoplankton (top left of each panel) in ...

One of the world’s largest mammals, the humpback whale is an incredible species for many reasons. They may even be the ocean’s protectors. Researchers have witnessed humpback whales intervening during ...