Minecraft wiki entry for Skeleton, associated text: A skeleton in java Edition Beta 1.8. The player can see it wielding its bow with both hands.
Dying skeleton mob in Bedrock Edition.
Dying skeleton mob in Java Edition.
Two skeletons shooting each other. The skeleton on the right is a spider jockey.
A skeleton in the Nether used as the 12w36a snapshot image.
A skeleton from then-Pocket Edition (before 0.11.0). Like in Beta 1.8, it holds its bow with both hands.
A skeleton riding a minecart.
A skeleton kills an attacking wolf.
A stray standing next to a normal skeleton.
A skeleton wearing an iron helmet.
A skeleton wearing a leather cap.
A player trying to give armor to a skeleton.
Skeletons spawned from skeleton trap horses.
A glitch where skeletons have no bow.
Naturally armored skeletons.
Skeleton with a pumpkin on Halloween.
A skeleton without a bow spawned by /summon commands.
A skeleton with a white-dyed leather full set.
A spider jockey with a skeleton.
A cave spider jockey with a skeleton.
A preview featuring skeletons in the soul sand valley.
2 skeletons fighting each other.
A skeleton with full chainmail armor looking at the player.
A skeleton jockey.
Skeleton wearing a pumpkin on Halloween.
To the left is (or was) a skeleton holding the bow the wrong way.