Preheat oven @ 400 F
For the Muffins:
Add flours, oats, sugar, baking powder, baking soda, and salt in the bowl of your mixer. Combine and make a well in center.
In a separate bowl combine yogurt, milk, oil, vanilla, and egg, stirring with a whisk.
Add yogurt mixture to flour mixture; mix just until moist. Fold in blueberries.
Spoon 2 rounded tablespoons of batter into each of 30 muffin cups coated with cooking spray.
For the Streusel:
Combine 1/4 c. flour, almonds, brown sugar, and butter. Sprinkle evenly over batter.
Bake at 400 degrees for 15 min or until muffins spring back when touched lightly in center.
Cool in pans 10 min on a wire rack. Remove from pans and serve!