Half-Elf Half-Ursine reaches maturity at around 30 but doesn't truly reach adulthood until age 100. The average life span from what is known about this rare race is around 300 years old.

Half-Elf Half-Ursine ranges from 5 to 7.5 feet in height, their build is more muscular than elves but not as muscular as ursines. Your size is medium.

You can speak, read, and write common, bear based, and elvish.

You have proficiency in the Perception skill.

You have advantage on Saving Throws against being Charmed, and magic can’t put you to sleep.

You count as one size larger when determining your carrying capacity and the weight you can push, drag, or lift.

 You can attempt to hide even when you are only lightly obscured by foliage, heavy rain, falling snow, mist, and other natural phenomena.

You can use your paws as natural weapons. You are proficient with your unarmed strikes, which deal 1d4 slashing damage on a hit.

Your strength and constitution scores both increases by two, and your wisdom increases by one.

Thanks to your elf blood, you have superior vision in dark and dim conditions. You can see in dim light within 60 feet of you as if it were bright light, and in darkness as if it were dim light. You can’t discern color in darkness, only shades of gray.