atobá-boreal vs corvo-marinho-comum

The Northern Gannet and Great Cormorant can be distinguished by their foraging methods and plumage. The Northern Gannet is a plunge-diver with black wingtips, while the Great Cormorant is a surface-diver with a more uniform dark plumage. Both species are large waterbirds but differ significantly in their feeding strategies.

Look for the Northern Gannet's black wingtips and plunge-diving behavior. In contrast, observe the Great Cormorant's uniform dark plumage and surface-diving behavior.

The Northern Gannet becomes pure white with black wingtips at maturity, whereas the Great Cormorant has a more uniform dark plumage. This difference is most noticeable in flight.

The Northern Gannet is a plunge-diver, targeting shoaling fish, while the Great Cormorant is a surface-diver, often feeding on bottom-living fish.