I love the feather colours of this one.
Collared Sunbirds breed across must of Saharan Africa. They measure between 9 - 10 cm in length and weigh between 5 - 11 grams.
Collared Sunbird measures 2.5 x 3.5 inches and is painted on Colourfix Smooth paper.
Many thanks to Brian Ralphs for the reference photo.