Ant Stats 5e. The treant magically animates one or two trees it can see within 60 feet of it. Keen smell +, multiattack +, bite + and sting + habitat:

The giant ant queen makes two bite attacks and one sting attack. A few months back i made a free, short d&d 5e adventure called ant extermination:
Your Constitution Score Increases By 1.
Coastal +, desert +, forest +, grassland +, hill +, mountain.
If The Target Is A Large Or Smaller Creature, It Is Grappled (Escape Dc 13).
Winged ant, bull ant, or fire ant.
Armor Class 14 (Natural Armor) Hit Points 126 (12D10 + 60) Speed 40 Ft.
Images References :
Learn Everything You Need To Know About The Giant Ant Lion, A Monstrous Insect That Digs Deadly Pits And Spits Acid At Its Prey.
You must choose between three subraces of an ant:
The Treant Magically Animates One Or Two Trees It Can See Within 60 Feet Of It.
28 (4d10 + 6) bludgeoning damage.
If The Target Is A Large Or Smaller Creature, It Is Grappled (Escape Dc 13).