Above - an example of an innate behavior, a behavior that does not have to be learned or practiced Below - an example of a reflex, a behavior that is an automatic response to stimulus
Mr. Anderson explains Animal Behaviors
Above - an example of pheromone use, which is scent used to communicate with members of the same species Below - an example of a dominance hierarchy, where some individuals are higher ranked than others (Gorillas who are the strongest of their group are highest ranked)
Above - an example of habituation, these horses were once startled by city noises, but after becoming familiarized have drowned it out Below - an example of learning by trial and error, the Weaver Bird has to make a nest many times before it can truly make a nest it finds suitable