The grey sunbird or mouse-coloured sunbird (Cyanomitra veroxii) is a species of bird in the family Nectariniidae. It is native to shoreline areas of Africa, from Somalia to South Africa. == Diet == This species feeds on nectar. It has been recorded to feed on the nectar of Schotia brachypetala and Kigelia africana. It even engages in nectar robbing by piercing a hole in the side of the corolla. It is also a pollinator of 10 genera of plants with uses that are medicinal, edible or may be used as a building material.