pardela-de-patas-rosadas vs black-vented shearwater

The Flesh-footed Shearwater and Black-vented Shearwater can be distinguished by their bill color and plumage. The Flesh-footed Shearwater has a distinctive pale pinkish bill with a dark tip, while the Black-vented Shearwater has a dark bill. In flight, the Flesh-footed Shearwater appears uniformly dark, whereas the Black-vented Shearwater shows a contrasting white belly.

Look for the pale pinkish bill with a dark tip on the Flesh-footed Shearwater, and the dark bill on the Black-vented Shearwater. In flight, note the uniformly dark plumage of the Flesh-footed Shearwater versus the white belly of the Black-vented Shearwater.

The Flesh-footed Shearwater is uniformly dark with no significant contrast between upperparts and underparts. In contrast, the Black-vented Shearwater has a dark upperpart with a contrasting white belly, making it more distinct in flight.