I don't hunt but I hike a lot. I wear a Garman Fenix 7S and have found the GPS to be quite good in high sensitivity mode. The regular maps that come with it are pretty good, but the detailed ones you can buy and download can be excellent. I always have a topo map and compass as a back up when I...
Coldest I ever camped in is -2. That was really cold.
The Northern Tier winter program program is no joke.
I did the Summer Canoe program, that was a blast.