Discover some of the many types of animal homes in this engaging introduction for young children from a conservation biologist. Some animals make houses out of sticks (storks will return to their large twiggy nests year after year). Others build them out of stones (young caddis flies carry their pebbly homes wherever they go). And some--like edible-nest swiftlets--craft houses out of spit! Many animals have homes, but not all animal homes are the...