People love to see animals do things that resemble human behavior. This adorable nod toward higher-thinking is just enough to make us laugh, but not enough to get us too concerned. Sadly, sometimes animal comparisons to humans aren't YouTube-video-worthy. As science progresses, research continues to confirm that animals can suffer from psychological disorders, many of them similar to those people struggle with too. Read on to find out which psychological issues can be found in humans and our four-legged compatriots.
Image via Alamay