- Who
- Hard Ticks (Ixodida)
- What
- 30 millimetre(s)
- Where
- ()
Hard ticks, members of the suborder Ixodida, are blood-sucking, 8-legged parasites that can expand to 30 mm (1.4 in) (the size of a large walnut) to accommodate the volume of blood they require to survive.