No, this is the "other" Buenos Aires, a pretty valley in the hills above the Brazilian coastal town of Guarpari.
On a visit there I saw various birds flitting around, from finches to a circling eagle, but the one that really caught my attention was this Burrowing Owl (Athene cunicularia - say "cunicularia" and you will see how it is a good name for an owl!).
I have blogged about Burrowing owls before (http://wordsofthemonkey.blogspot.com/search/label/Athene%20cunicularia) , so for now, here are just some pictures.........
... and his (her?) burrow