The Blue Whistling Thrush (Myophonus caeruleus) is a bird found in South and South-East Asia. This largest of thrushes, measuring 31–35 cm (12–14 in) in length and weighing 136 to 231 g (4.8 to 8.1 oz), is divided into multiple subspecies. Pictured here is M. c. eugenei, the Thai subspecies, which is recognisable by its lack of white spots on the median coverts.Photo: JJ Harrison