Your Constitution score increases by 2, and your Strength score increases by 1.

 Crocodilians age slowly, reaching maturity at about 50. They can live to be over 300 years old.

You can use your sharp teeth and powerful jaws as a weapon. Your bite is a natural weapon, which you can use to make unarmed strikes. If you hit with them, you deal piercing damage equal to 1d6 + your Strength modifier, instead of the bludgeoning damage normal for an unarmed strike.

You can also use your tail as a weapon. As a bonus action, you can make an attack with your tail against a Large or smaller creature. If the attack hits, the creature must succeed on a Strength saving throw or be knocked prone. The DC for this saving throw is equal to 8 + your Strength modifier + your proficiency bonus. You can't use this trait again until you finish a short or long rest.

You are an amphibious creature, meaning that you can breathe both air and water.

You are proficient in the Stealth skill. In addition, your proficiency bonus is doubled for any Dexterity (Stealth) check you make underwater.

 You have tough, scaly skin. When you aren't wearing armor, your AC is 13 + your Dexterity modifier. You can use your natural armor to determine your AC if the armor you wear would leave you with a lower AC. A shield's benefits apply as normal while you use your natural armor.

You can speak, read, and write Common and Draconic.