Scientific Name: Motacilla flava
Population Estimate: Unknown, but Least Concern status.
Range / Habitat: Breeds in much of temperate Europe and Asia. Resident in the milder parts of its range, such as western Europe, but northern and eastern populations migrate to Africa and south Asia.
Field Notes: Breeding adult male is olive above and yellow below, with facial markings that vary by subspecies. Characteristic long, constantly wagging tail.
Personal Notes: Seen at Donana National Park, Spain.