Flesh of cow, hen, and mouse

Figure 1: dried, shrunken, and re-wetted cross-section of cow flesh

Figure 2: dried and shrunked cross-section of cow flesh

Figure 3: piece of flesh fibers of beef cut lengthwise to show the relative thickness

Figure 4: piece of hen flesh showing membrane R between the fibers and similarity to beef in Figure 3

Figure 5: piece of flesh from the back leg of a mouse