Attributes / relations provided by
♦ ¹Frugivorous diet of autumn migrant Pied Flycatchers Ficedula hypoleuca: a review and new data, A. Hernández, Butll. GCA 16: 53-60, 1999
♦ ²HOSTS - a Database of the World's Lepidopteran Hostplants Gaden S. Robinson, Phillip R. Ackery, Ian J. Kitching, George W. Beccaloni AND Luis M. Hernández
♦ ³Birds and berries: a study of an ecological interaction. Calton, Great Britain, Snow B.K., Snow D.W., 1988, T & AD Poyser. 268 p.
♦ ⁴Biological Records Centre Database of Insects and their Food Plants
♦ ⁵Birds 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