Tag: Scarlet Macaw

A new subspecies of Scarlet Macaw and its status and conservation

Scarlet Macaw (Ara macao) Science Article 1 abstract Scarlet Macaws from northern Middle America (Mexico through Nicaragua) differ from those occurring from Costa Rica southward throughout the species’ range in South America. This new subspecies (Ara macaw cyanoptera) differs in having yellow wing covert feathers tipped with blue, but with no green band separating the […]

Response of a Scarlet Macaw Ara macao population to conservation practices in Costa Rica

Scarlet Macaw (Ara macao) Science Article 2 abstract The Central Pacific Conservation Area contains one of Costa Rica’s two viable, but threatenedScarlet Macaw Ara macao populations. For 14 years (1990-2003), we monitored the size of thispopulation. Non-linear models fitted to 1990-1994 observations revealed seasonal and longtermchanges in population size. The peak of annual population size […]

A NEW SUBSPECIES OF SCARLET MACAW ANO ITS STATUS ANO CONSERVATION

Scarlet Macaw (Ara macao) Science Article 3 abstract Scarlet Macaws from northern Middle America (Mexico through Nicaragua) differ from those occurring from Costa Rica southward throughout the species’ range in South America. This new subspecies (ATa macav cyanoptera)differs in having yellow wing covert feathers tipped with blue, but with no green band separating the yellow […]