ACUMULAO DE CARBONO EM LAGOS AMAZNICOS COMO INDICADOR DE EVENTOS PALEOCLIMTICOS E ANTRPICOS

A seed port offering the option of selectively dispensing only small seeds from a reservoir-type bird feeder, comprises a carriage supporting a framing flange corresponding to the opening in the reservoir, a removable baffle to limit the flow of seeds from the reservoir, and a disk member that is optionally inserted within the framing flange, in the absence of the baffle, to selectively limit access to only smaller seeds through a defined opening in the disk.