&sq=Envato&lang=en&file=File:Rebio_pedra_talhada_2.jpg)
A biological reserve (Portuguese: Reserva biológica, Rebio) in Brazil is a legally defined type of protected area of Brazil, a conservation unit that aims for full preservation of biota and other natural attributes without human interference. It may be visited only with prior approval of the responsible agency, and only for research or educational purposes.