Southeast African cheetah of this alternative coat pattern was found to be a mutation in the gene for transmembrane aminopeptidase Q ("Taqpep"), the same gene responsible for the striped "mackerel" versus blotched "classic" patterning seen in tabby cats. The cheetah also has melanism as one of its rare color morphs. A melanistic cheetah in Zambia was seen by Vesey Fitzgerald in the company of a spotted cheetah. The cheetah is a medium-sized cat. An adult male cheetah's total size can measure from and for females. Adult cheetahs are tall at the shoulder. Males are slightly taller than females and have slightly bigger heads
Atlantic Spanish mackerel have one or more yellow stripes along the centerline. Young King mackerel have similar, but slightly smaller spots; these fade away on individuals weighing over , but they may still be seen as spots of slightly darker green on the upper back from some angles of view. Worldwide, there are many members of this genus quite similar to one or another of these three species. In particular, off Mexico, Atlantic Spanish mackerel may be confused with Serra Spanish mackerel "(Scomberomorus brasiliensis)" which may appear in the same area. Atlantic Spanish mackerel The Atlantic Spanish mackerel ("Scomberomorus maculatus") is a migratory