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
Spotted sand-diver Spotted sand-diver The spotted sand-diver ("Trichonotus setiger") is a perciform fish in the family Trichonotidae. "T. setiger" is the type species of genus "Trichonotus". Spotted sand-divers reach a maximum length of . They have 39 to 41 soft dorsal spines. Males can be distinguished from females by their long dorsal fin rays and larger size. "T. setiger" can be found from the Persian Gulf to Queensland and Melanesia Spotted sand-divers occur in large groups where there are steep sand slopes. They hover above clean sandy substrates and dive into the sand when disturbed. The habiata ususally contains some silt. They