zebra shell pattern in black and white

[h">the world's second-largest continent and second most populous after Asia. At about 30,244,050 km² (11,677,240 mi²) including its adjacent islands, it covers 20.3 percent of the total land area on Earth. With over 800 million human inhabitants in 54 countries, it accounts for about one seventh of the world human population. See more at Wikipedia.org...]

ga">Equus quagga Equus grevyi *See Equus for other species. Zebras are members of the horse family native to central and southern Africa. All have vividly contrasting black and white vertical stripes (hence the zebra crossing named after it) on the forequarters, often tending towards the horizontal at the rear of the animal. Originally, most zoologists assumed that the stripes acted as a camouflage mechanism, while others believed them to play a role in social interactions, with slight variations of the pattern allowing the animals to distinguish between individuals. A more recent theory, supported by experiment, posits that the disruptive coloration is an effective means of confusing the visual system of the blood-sucking tsetse fly. See more at Wikipedia.org...