ability score increase:
Your Intelligence score increases by 1.
age:
Like humans, aven reach adulthood in their late teens and can theoretically live into their 80s. Of course, most find a glorious (or inglorious) death long before that point.
alignment:
Most aven lean toward some form of neutrality. Ibis-headed aven, focused more on knowledge than any other virtue, are usually neutral. Hawk-headed aven are inclined toward lawful neutral.
Size:
Medium
speed:
Your base walking speed is 25 feet. You have a flying speed of 30 feet. You can’t use your flying speed while you wear medium or heavy armor. (If your campaign uses the variant rule for encumbrance, you can’t use your flying speed if you are encumbered.)
Languages:
You can speak, read, and write Common and Aven.