natural resources. katrina is long in our past. that's nothing compared to what's out there. >> have a good time, today. >> reporter: the scenery here was definitely changed. >> the main thing they want to know, is the oil here? >> reporter: not yet so the beach tours continue. we'll go this direction down the beach and see what we find. only minutes later, more uncertainty. >> not sure that that's an oil casualty. >> reporter: rangers bhef the death was natural. meanwhile back on the mainland, life begins anew. as common as traffic is along highway 90 are birds. between this road and the gulf of mexico lies this nesting area of least terns where they lay