I have only one thing to say about this. Or rather I have only one question.
Why the toothbrush scene? Who thought that was funny? I'm still shuddering.
This film should have a horror rating, because of that scene.
It was, of course, far more schmaltzy than the books, and the temptation to draw an analogy between the bear and other, less cuddly unauthorised immigrants proved irresistible - but at least a faintly plausible explanation for the presence of Mrs Bird in the household was provided, which it never was in the books.