[1
] Faculty of Sciences, University of Lisbon, Lisbon, Portugal
[2
] World Parrot Trust, Hayle, Cornwall, TR27 4HB, UK
[3
] FitzPatrick Institute of African Ornithology, DST/NRF Centre of Excellence, University
of Cape Town, Cape Town, South Africa
[4
] MARE – Marine and Environmental Sciences Centre, ISPA – Instituto Universitário,
Lisbon, Portugal
[5
] Coastal Planning Office, Bissau, Guinea-Bissau
[6
] Institute of Biodiversity and Protected Areas, Bissau, Guinea-Bissau
[7
] INEP – National Institute for Study and Research, Bissau, Guinea-Bissau