Grung

Ability Score Increase. Your Dexterity score increases by 2, and your Constitution score increases by 1.
  Age. Grungs mature to adulthood in a single year, but have been known to live up to 50 years.   Size. Grungs stand between 2 ½ and 3 ½ feet tall and average about 30 pounds. Your size is Small.
  Speed.You have a walking speed of 25 feet. Your sticky finger and toe pads give you a climb speed of 25 feet
  Amphibious You can breathe air and water.
  Standing Leap Your long jump is up to 25 feet and your high jump is up to 15 feet, with or without a running start.
  Water Dependency If you fail to immerse yourself in water for at least 1 hour during a day, you suffer 1 level of exhaustion at the end of that day. You can recover from this exhaustion only through magic or by immersing yourself in water for at least 1 hour.
  Poisonous Skin Any creature that grapples you or otherwise comes into direct contact with your skin must succeed on a DC 12 Constitution saving throw or become poisoned for 1 minute. A poisoned creature no longer in direct contact with you can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.

• You can also apply this poison to any piercing weapon as part of an attack with that weapon, though when you hit the poison reacts differently. The target must succeed on a DC 12 Constitution saving throw or take 2d4 poison damage.

Languages. You can speak, read, and write Grung