Hmm I don't do bird watching so I'm assuming it's not entirely passive, as in you need to sneak up on the birds to watch them. Even if sneaking is only coming in binoculars range.
If you sit on a chair on your porch and watch whatever birds happen to come by, it's still bird watching?
If you sit on a chair on your porch and watch whatever birds happen to come by, it's still bird watching?