Zampullín Picogrueso vs Gallineta Americana

The Pied-billed Grebe and the American Moorhen can be distinguished by their bills and habitat preferences. The grebe has a distinctive short, high, arched bill with a bluish white color and a vertical black bar during the breeding season, while the moorhen has a more typical gallinule bill. The grebe is more secretive and often found in open water, whereas the moorhen is more gregarious and associated with marsh edges.

Bill shape and color: Look for the Pied-billed Grebe's short, high, arched bill with a bluish white color and a vertical black bar in the breeding season. Behavior: Note the grebe's tendency to dive or sink to escape, compared to the moorhen's more social behavior.

The Pied-billed Grebe has brown plumage, while the American Moorhen's plumage is not detailed in the notes, but it is generally darker and more similar to a gallinule.

The Pied-billed Grebe is secretive, often diving or sinking to escape danger, while the American Moorhen is more gregarious, especially in winter.

The Pied-billed Grebe is commonly found in freshwater marshes, lakes, and sluggish rivers, and in winter, brackish estuaries. The American Moorhen is associated with marshes, ponds, canals, ditches, and rice fields with a mix of submerged and emergent vegetation.

The Pied-billed Grebe has a far-reaching 'caow caow caow' call that can often be heard before the bird is seen. The vocalizations of the American Moorhen are not detailed in the notes.