The position of the teeth on Ronon's necklace changes several times between shots when he and Teyla are stick-fighting.
At approximately 22:45, after the Satedans discuss their mission to a Wraith research lab with Sheppard's team and Sheppard and Ronon are walking through the village, the woman on the right side of the screen is seen sweeping but the broom clearly does not make contact with the ground.
After he escaped from the Wraith station, Ronon got back to Atlantis quickly, but he cannot fly the Jumpers and it's half a day's journey on foot.