Pinnated Bittern (Botaurus pinnatus) also known as South American BitternPinnated Bittern (Botaurus pinnatus) also known as South American BitternPinnated Bittern (Botaurus pinnatus) also known as South American BitternPinnated Bittern (Botaurus pinnatus) also known as South American BitternPinnated Bittern (Botaurus pinnatus) also known as South American Bittern