The biological functions of coloration in animals are sometimes surprising. Color can attract mates, intimidate enemies, and distract predators. But color patterns can also conceal animals from detection. Concealing coloration is unusual because it is an adaptation not only to the visual features of[...]
Administrators of museums and other informal-learning centers often need to demonstrate, in some tangible way, the effectiveness of their institutions as teaching tools. Practical Evaluation Guide discusses specific methods for analyzing audience learning and behavior in museums, zoos, botanic garde[...]