* Dogs can remember people and places for years. They can even recognize people they haven't seen in years.
* Dogs can remember scents for a very long time. This is why they are often used for tracking people or objects.
* Dogs can remember tasks and tricks that they have been trained to do. They can even remember things they were trained to do years ago.
* Dogs' memories are not as complex as ours. They don't have the ability to remember things in the same way that we do.
* Dogs' memories are affected by their age, health, and breed. Older dogs, sick dogs, and certain breeds of dogs may have poorer memories than younger dogs, healthy dogs, and other breeds of dogs.
So, while dogs do have good memories, they are not able to remember everything in their lives. Their memory is much more limited than ours.