Snowberry Clearwing or Bumblebee Moth...Hemaris diffinis
Silvery Lupine (Lupinus argenteus) - light blue, tall stem.
Rocky Mountains foothills to subalpine. Meadows, fields.

Silvery LupinelupineLupinus argenteusblueRockyfoothillssubalpinemeadowfieldSnowberry ClearwingBumblebeeMothSnowberryClearwingHemaris diffinissphinx