137630 Turnstone Arenaria interpres L 23cm. Pugnacious wader with stout, triangular bill, used to turn stones in search of invertebrates. Feeds unobtrusively. All birds have reddish orange legs and black and white wing pattern in flight. Sexes are similar. Adult has orange-red on back, white underparts and bold black and white markings on head. Males have brighter back colours than females and more distinct black head markings. Winter adult has grey-brown upperparts, the head and neck. Breast is marked with blackish band that shows a clear demarcation from white underparts. Juvenile is similar to winter adult but upperparts are paler and back feathers have pale fringes. Voice Utters a rolling tuk-ut-ut in flight. Status Non-breeding visitor to coasts. Widespread and common.