Complete the following sentences as required (根据所给要求，完成下列句子。每空格限填一词)  (共14分)
Have you ever seen an exhibition of rare Mexican grey wolves? There are five young male wolves in Brookfield Zoo now. The exhibition is d______ into two areas, an indoor room and a peaceful outdoor viewing or playing area. In the indoor area of the exhibition, which is small and can e_____ become crowded, you can see the wolves t______ one-way glass and also enjoy a few different activities.
One of these activities is very interesting. You stand in a dark room, listening to recorded wolf howls（长嚎）. You can really get an idea of what it feels like to be in a dark and d____ forest. After about a minute and a half, some wolves in the woods a______ on the wall in front of you. It is a great experience for n_____ lovers.
In the outdoor area of the exhibition, there is a small river, ponds, fallen trees and a wetland. Visitors can walk among lifelike models of wolf prey(猎物), learning about different hunting s______ the wolves use, how they store their food and how they communicate, while watching the wolves from behind an electric fence.
After a tour of the exhibition, you can read Wolf Brother written by Paver. It was made into a movie by director Ridley Scott.
Welcome to our exhibition of rare Mexican grey wolves!