Segment 1 grapefruit and 2 oranges; reserve the juices. Toss the segments with 1 cup pineapple chunks, 1/4 cup mint leaves, 1 tablespoon agave and 1 teaspoon grated peeled ginger. In another bowl, beat 1 cup cottage cheese with the reserved citrus juice until creamy. Serve the cottage cheese with the fruit salad around it. Top with toasted coconut and mint leaves.