I had the Sigma 150-600mm Sport lens so I found other uses for it. It was probably excessive to use it photographing birds in the backyard …
![Content Sparrows](https://live.staticflickr.com/65535/50914907147_32e055e594_z.jpg)
![This is my food!](https://live.staticflickr.com/65535/50914093698_58dc048530_z.jpg)
![Three Sparrows](https://live.staticflickr.com/65535/50914906852_94ed8e1e3a_z.jpg)
… but I got many good photographs of the moon that I hope to try focus stacking. In retrospect, since I used a tripod, I should have used a slower shutter speed. One unfocus stacked image:
![Moon](https://live.staticflickr.com/65535/50913759482_392bd6e26d_z.jpg)