Attributes / relations provided by
♦ ¹Birds and berries: a study of an ecological interaction. Calton, Great Britain, Snow B.K., Snow D.W., 1988, T & AD Poyser. 268 p.
♦ ²Biological Records Centre Database of Insects and their Food Plants
♦ ³Birds and guelder rose Viburnum opulus: selective consumption and dispersal via regurgitation of small-sized fruits and seeds, Ángel Hernández, Plant Ecol (2009) 203:111–122