Do Animals Posses Intelligence?

Do animals possess intelligence? This is a very controversial question, similar in nature to the age-old question. What came first, the chicken or the egg? What is intelligence? Intelligence is the capacity to acquire and apply knowledge, as well as the faculty of thought and reason. I feel that animals possess intelligence beyond that of just survival instincts such as to eat, drink, and sleep.
In the short story " Dolphin Courtship: Brutal, Cunning, and Complex ", written by Natalie Angier, you are shown a few socialistic tendencies that involve dolphin's courtship rituals. It states that, " The purpose of these complex alliances is not exactly sportive. Males collude with their peers in order to steal fertile females from competing bands." …