Related Clues:

• Backs driving aid coming from port in Belgium by car
• Jumpy little thing in game of ins and outs?
• Christmas --, any of various Australian scarabs
• Crawler busy worker let out
• Game jumper
• Insect from another world found by DNA expert
• Game that's unfair if not in front?
• Sport for a chirpy high jumper?
• Insect, one buzzing let out
• Little VW
• Let bee loose around the insect
• Old Volkswagen
• Little hollow beside root for insect
• Perhaps some tests, etc, especially for handling strain
• Firefly, e.g