Figure 2. Ocular fundus of various species showing the absence or the presence a tapetum lucidum that can exhibit various colors. From right to left: lane 1: absence of tapetum: bird, albinos rat, hooded rat, red kangaroo, pig, rhesus monkey, human. Lane 2: retinal tapeta: alligator, possum, fruit bat. Lane 3: Choroidal tapeta cellulosa: puppy, dog (3), cat, jaguar, leopard. Lane 4: choroidal tapeta fibrosa: foal, horse, sheep, goat, cow, deer, mouflon. - "Comparative morphology of the…