Little Grebe, with possible parasite

Little Grebe, with possible parasite

Observation - Little Grebe, with possible parasite. Description: This Little Grebe has something on the right side of its face, close to its bill (see close-up). I don't know what it is. There's nothing on the other side (see third picture).

This Little Grebe has something on the right side of its face, close to its bill (see close-up). I don't know what it is. There's nothing on the other side (see third picture).