Given the location and the wildlife, I'd probably suggest a Magnum Research BFR. I have one in .50 AE and it's a very powerful and accurate handgun. It also fits the hand well. However, it's a 5 shot single action revolver. You can also get it in .454, .45-70 and other calibers.
Here's mine:
![Photobucket](http://farm4.staticflickr.com/3337/5812372801_d455cdc805_z.jpg)