I am assuming you mean out on the field while hunting...
I prefer to use the shooting sticks as they are easier to use if you are sitting and offer more versatility when it comes to leg placement. They are easier to adjust with the terrain and circumstance.
Bipods are great when shooting from a bench, truck hood, or tail gate, etc. But I found when coyote, bear, deer, rabbit, or elk hunting, shooting sticks just work better because you never really know where you will need them. I carry mine in the handy "holster" that came in the package. They set up in a matter of 2 seconds and I can be on target in less than 4 seconds.
I guess it just depends on where you will be shooting from and what you will be shooting at.
Let me start by telling you the story of two Johns.
John number one went on a day hike with a couple of friends in the Cascade Mountains about an hour from Seattle. He somehow got separated from his buddies and became lost. John was dressed in casual cloths for a warm weather day hike and had nothing but a lunch with him. He spent three days in those mountains and luckily made it out to tell the story.
John number two, a friend of John number one, was much better prepared when...