Try pressing the almond slices gently into the top of the cake with your fingers. You could also consider making a simple glaze to cover your cake, then sprinkle the almonds on top so they are more securely attached.
Yes. If you tagged your cows and have them registered to you, you can file a complaint with your local sheriff and animal control to get them returned to you.
If you set your oven to 350 degrees F (180 degrees C), you should bake the sliced almonds for 3-4 minutes. Then, check them at 1-minute intervals until they've turned...