Researchers in ethology are interested in understanding all aspects of animal behavior. We have highlighted some great examples of Animal Behavior Research on our Behavioral Research Blog.
The Observer XT is often used in the field to score complex ethograms. This blog touches upon a study of the 'Wild Dolphin Project' that investigates aggresive behavior between two species of dolphins.
In the animal kingdom, competition is a part of life. Dominance hierarchies are common both within a group in a species (intergroup) or between two different species (interspecific).