Black Skimmer
Prinsip spesies: Skimming Specialism
Skim the surface.
One unusual feature can change the whole job.
Black skimmers have an elongated lower mandible used to skim the water surface and catch fish by touch.
Kualitas Hewan
Functional difference
Skim the surface.
Hewan di sini menunjukkan kualitas yang serupa melalui perilakunya di alam. Setiap spesies tetap punya prinsip, pelajaran, makna, dan halaman field guide sendiri.
2 spesies
Magpie Goose
Prinsip spesies: Marsh Design
Walk the wetland.
An unusual design can belong perfectly to its place.
Magpie geese have partly webbed feet that support both wetland swimming and walking through marsh vegetation.