Related Clues:
- They show one's dealt with in seconds
- Marks right
- Credit son getting correct marks
- Checklist marks
- There are 60 in a minute
- Sounds made by, say, grandfather's cane, heading for the back
- Parasitic mites
- Suckers for correct marks
- Parasites cling, first to last
- Metronome sounds
- Parasitic arachnids
- Marks as correct
- Indicates approval of some clock noises
- '60 Minutes' clock sounds
- Pests on hiking trails