Is Your Enclosure and Setup Killing Your Juvenile Arboreal Tarantula?

First, I read a listener question and talk about last week's episode. Then, I get a lot of emails and comments from panicked keepers who are alarmed to discover that their arboreal slings and juveniles are actually burrowing. The fact is, MANY arboreal species will do some burrowing as slings and juveniles, and the correct setup should allow for and encourage this behavior. Unfortunately, many folks don't do enough research, and some of the "sling" and "juvenile" tarantula enclosures be...