Common Yellow-Throat Warbler - pictured on the left in this photo
They are common in weedy, brushy, and marshy habitats; nearly always in low wet areas. Small and stocky, with short-necked, crouching posture and tail often raised.
Common Yellow-Throats are small song birds with chunky round heads. Black mask of the male is distinctive and the female has a yellow throat, contrasting sharply with dark cheeks.
They sing a gentle, rhythmic, musical rolling wichety wichety wichety song and many variations of it. Males give a long staccato rattle in breeding seaon.