### Clue: Larval protection that can yield fit sprog? (8)
### Answer: FROG-SPIT 
 ### Explanation: Definition: Larval protection
***(fit sprog)** [anag:*that can yield*] 
 
 
*Frog-spit (aka cuckoo-spit) is a froth secreted by certain insects on plants, surrounding the insect larvae for protection.