No, a dog's ribs are rounded just like a lot of other animals. A pig's ribs are flat and basically the same as a human's. A pig is one of the closest animals if you want to compare animals to humans.
Pigs have ribs, but the ribs that we eat are not necessarily from pigs, cattle are also a source of ribs.
Pigs.
Yes
yes it indeed does, without a spleen a pig would be lifeless
The ribs articulate with the thoracic vertebrae.
Pigs
the scapula or shoulder blade is a flat bone the ilium at the hip is a flat bone. the skull is a flat bone the skull is a flat bone the skull is a flat bone
Pigs have 28 ribs while humans only have 24. This means pigs have two additional pairs of rib as compared to humans.
collar bone
The sternum is the flat bone that the upper ribs are joined to.
flat bones
Spare ribs were discovered the same time that pigs were discovered, too far back in history to really know.