Definition
"Mergus merganser" is the scientific name for the common merganser or goosander. It's like the full name of a celebrity, giving it formal recognition. This diving duck is known for its slender, serrated bill adapted for catching fish. They are expert underwater hunters, pursuing their prey with agility. They are typically found in freshwater habitats. "Mergus merganser" is how biologists around the world identify this particular species.