Other Causes of a Relative Afferent Pupillary Defect. 1  Amblyopia: If severe, can lead to a relative afferent pupillary defect. 2  Cerebral vascular disease: Usually, it is an optic nerve disorder that leads to an RAPD, rather than an optic tract or visual cortex disorder.
Squirrel: Squirrel, (family Sciuridae), generally, any of the 50 genera and 268 species of rodents whose common name is derived from the Greek skiouros, meaning âshade tail,â which describes one of the most conspicuous and recognizable features of these small mammals. These distinctive animals occupy a range
1 Monkey Species. 2  There are more than 260 species of Monkeys found in the world today. 3  They are derived from early primates that have been around for millions of years. 4  There isnât enough information about evolution to say with certainty how they came to be. Squirrel Monkey. 2  The Common Squirrel Monkey is one that gets its name for looking very similar to the Squirrel. 3  They are part of the New World Monkeys. 4  The tropical regions of South America is where you will find the Common Squirrel Monkey.