Canned Sardines

When I look at this image of sardines, I think of bait fish for attracting larger fish when fishing, or big bears in the wild hunting for their dinner. Why are we selling these in cans in the supermarket? Who’s buying them?
When I look at this image of sardines, I think of bait fish for attracting larger fish when fishing, or big bears in the wild hunting for their dinner. Why are we selling these in cans in the supermarket? Who’s buying them?