Definition
"Genus Mergus" refers to a specific group within biological classification. It pinpoints the mergansers, a collection of fish-eating ducks. Think of it like a family name ๐จโ๐ฉโ๐งโ๐ฆ in the animal kingdom. Mergansers share similar characteristics, setting them apart from other duck groups. The "genus" level highlights their shared ancestry and traits. They all have those serrated bills! They're all expert divers.