Browsing by Subject Ornitologia -- Barca d'Alva (concelho de Castelo Rodrigo, Portugal)
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| Preview | Issue Date | Title | Author(s) |
|---|---|---|---|
 | 1968 | The colony of azure-winged magpies in the Barca d'Alva region | Santos Júnior, Joaquim Rodrigues dos, 1901-1990 |