Peanut beetle as feeders?

I've had luck with feeding peanut beetle larvae to my mourning geckos.

For some reason they don't eat the adult peanut beetles.

Is there any reason for this?

Any feedback would be appreciated (:

I've had luck with feeding peanut beetle larvae to my mourning geckos.

For some reason they don't eat the adult peanut beetles.

Is there any reason for this?

Any feedback would be appreciated (: