Preheat oven to 375 F. Brown ground ostrich making sure meat is crumbled. Remove from heat and allow to cool. Combine meat, cream cheese, Parmesan cheese, onion, parsley and milk. Mix well until all ingredients are well blended. Combine the beaten egg with the water and mix well. Separate the crescent rolls. Cut each piece of dough in half. Place one spoonful of mixture on each piece of dough. Bring pointed corner over to the long side and tuck under. Place on a greased baking sheet. Brush tops with egg mixture then sprinkle sesame or poppy seeds on top of the dough Bake 12 to 15 minutes or until the dough turns a nice golden brown.