No they are not and Vatican II never said they were
Forgive me but at first I kept looking to see if Blessed Pope John Paul II was somewhere in the photo wearing feathers or a fetching sombrero, rattle in hand and smiling. After all we pray to the same God/gods. Come to think of it evening Candomblé chicken sacrifices are performed on Roman Catholic altars in Brazil regularly. Indigenous cultures must be respected in all their magnificent panoply - NOT.
"The thing about quotes on the internet is that you cannot confirm their validity" (Abraham Lincoln).