Thank you Terence for this great cover from Singapore. Two stamps from a 2007 set are used.
Golden-backed Three-toed Woodpecker (Dinopium javanense): This species is also known as Common Flamed-back Woodpecker. It can be found in tropical and subtropical forests in Singapore, Brunei, China, Malaysia, Philippines and other neighboring countries.
Yellow Wagtail (Motacilla flava): It can be found in temperate Europe and Asia. Northern and eastern populations migrate to Africa. It has 17 subspecies.