Bibliografía (19 obras)
Murder of Edward VI
2020
Peak Persistence
Christmas Gift Guide 2021
Four Seasons
Christmas Gifts Guide
2019
Someone Has Taken My Place
2012
Birds and Berries
2010
Birds in our life
2008
The birds of the western Palearctic
1998
Birds, discovery, and conservation
1992
The Cotingas
1982
Relationships between hummingbirds and flowers in the Andes of Colombia
1980
An atlas of speciation in African non-passerine birds
1978
The web of adaptation
1976
Distribution, ecology and evolution of the bellbirds (Procnias, Cotingidae)
1973
The display of the blue-backed manakin, chiroxiphia pareola, in Tobago, W.I
1963
A field study of the black and white manakin, manacus manacus, in Trinidad
1962
A field study of the golden-headed manakin, pipra erythrocephala, in Trinidad, W.I
A study of blackbirds
1958
