when making the Altar of the ancestors it is necessary to take these things into account: 1:not place it on the ground because it is believed that this attracts the "low astral" 2:the altar must be colaco on a base or place that is wood 3:If you are going to place a tablecloth, it is best to be white and "bright" or "happy" colors, but never in dark colors or black. 4:when placing photos of the ancestor he has to be alone, he cannot be accompanied by people who are still alive. 5:you can place offerings such as things they used to enjoy in life. like food, some garment or flowers. 6:you should always refer to them with great respect. 7:not ask them for things like they were some kind of "Genius" I mean asking them for help in situations that really deserve them. you can tell them to guide you, advise you or guide you. 8:you can also place some "religious" images or objects although this is not mandatory .
personalente I am not in favor of killing animals
since I think that they are living beings like usand they deserve to live like us and they also think and feel like us. if you want to "work" with animal bones it is best to use the bones of animals that died naturally. and collect the bones of the animals in specific places where they may raid the state and raid the dead such as: train tracks, on highways or even in natural places such as rivers or streams. "working" with animal bones helps you connect with the energy and spirit of said animal as well as also with the spiritual meaning of said animal. or if it is the bone of an animal it can also help you to connect more with your animal take the spirit guide depending on the bone of the animal you have chosen. Another very important thing is to know how to clean your bones after having it picked up. There are various forms and debates regarding this.