hmmm. unusual. Don't think it's a problem, though. Prob just a nice quirk to your particular geck. As long as everything else is good, he's eating, pooping, etc. Don't worry about it! you are doing fine. But do take out the beetles, unless you're sure he's actually eating them. Most don't.
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1.0 Blizzard Bill
1.0 Hypo stripe 100% het Rainwater from JL (BJ)
1.0 HypoTang from Crested (Apricot)
1.0 Tremper Albino Hypo (Cloud)
0.3 Normal/Hi-Yellow Leopard gecko (Beatrice, Goldie (now w/SD), Freckles, Pepper)
0.1 SHCT Leopard Gecko (Brite)
0.1 Tangy Mutt Leopard Gecko (Rainbow)
0.1 Tremper Albino (Leucy)
RIP Peaches, Ghost