FACTS ABOUT BRAIN TEASERS REVEALED

I'm engaged with charm in my seek out a swap; Restored my fate of delight with the touch of the sew.Q: With pointed fangs I sit and wait around; with piercing pressure I crunch out fate; grabbing victims, proclaiming may possibly; physically becoming a member of with just one Chunk. What am I?Interviewers question brain teasers to evaluate dilemma-