All birds have feathers, and are the only animals that do! 1  Feathers provide protection (from weather and injury). 2  Feathers serve as insulation from cold and heat. 3  Feathers help birds attract mates.
A) John. B. Watson B) Edward Tolman C) Ivan Pavlov D) B. F. Skinner Ans: B Difficulty: Difficult Page: 26 Section: The Neo-Behaviorism of Edward Tolman 67. The idea that rats have a cognitive map of a maze is supported by the finding that rats: A) only learn to navigate the maze if a food reward is given at the end....
How do rats communicate? Rats have numerous ways of communicating with one another, the most common being with their body language. Rats become socially mature at around five months old, when the males may behave more aggressively towards one another. This physical behaviour is the natural way for rats to communicate to establish their place in the community. Rats have also been known to interact by grinding their teeth when feeling contentment or any comfort.