128742 Black-necked Grebe Podiceps nigricollis L 28-34cm. Buoyant waterbird with uptilted bill, steep forehead and beady red eye. White patch on trailing edge of wing seen in flight. Sexes are similar. Adult in summer has blackish head, neck and back, with golden-yellow tufts on face. Flanks are chestnut. In winter, has mainly blackish upperparts and white underparts; told from similar Slavonian by head shape and greater extent of black on cheeks. Juvenile is similar to winter adult but grubby-looking. Voice Mostly silent. Status Scarce winter visitor to sheltered coasts; occasional on inland reservoirs. A few pairs nest on shallow, well-vegetated lakes.