Answer:
With pointed fangs it sits in wait. With piercing force it doles out fate, over bloodless victims proclaiming its might. Eternally joining in a single bite.
What runs around all day. Then lies under the bed. With its tongue hanging out?
How far will a blind dog walk into a forest?
Bold are the first; true are the second; playful are the third; clever are the fourth; forceful are the fifth.
What looks back but cannot see?
I appear in the morning. But am always there. You can never see me. Though I am everywhere. By night I am gone, though I sometimes never was. Nothing can defeat me. But I am easily gone.