Actually, the skeleton monster has two actions and some attributes. It has limited features only. You can read and get some idea about this dnd 5e monster. We recommend you to read this article.
Actions Of Skeleton 5E
This skeleton has two types of actions such as shortsword and also the shortbow. Once read these two actions aspects from below lines.
Shortsword: With this Shortsword action these Skeletons can make a Melee Weapon Attack: +4 to hit, reach 5 ft., one target. And also Hit: 5 (1d6 + 2) piercing damage.
Shortbow: By this action it can get the Ranged Weapon Attack: +4 to hit, range 80/320 ft., one target. Hit: 5 (1d6 + 2) piercing damage.
Attributes Of 5E Skeleton
|AC||13 (Armor Scraps)|
|Condition Immunities||Exhaustion, Poisoned|
|Languages||Understands All Languages It Spoke In Life But Can't Speak|
|Roll 0||Shortsword 1d20 + 4 1d6+2|
|Roll 1||Shortbow 1d20 + 4 1d6+2|
|Senses||Darkvision 60 Ft.|