Chewing on hands

✨sparkle🐠cubs™️✨ • Twin Momma, 🚨💉💊, married to my best friend, ALLY & bleeding heart liberal!

Anyone else’s babies chewing on their hands constantly? My 15 week old son tries to put his hand in his mouth with the bottle as well. I think I can see 2 bottom teeth below his gums & he’s drooling a lot! Wondering if he’s truly teething?