Clue: Scavenging insect disturbed deer and shortly bolted (3-6)
Answer: DOR-BEETLE
Explanation: Definition: Scavenging insect
Anagram of DEER + BOLTE[D]. I spent some time trying to justify this as DOR + BEETLE[D], with beetle = to scurry or "bolt". The Dor – a new word for me – is a kind of dung beetle