I am currently without my primary computer so I decided to screw around by converting a number of old monsters over the Porphyra Roleplaying Game.
Aarakocra (CR 1/2)
Medium monstrous humanoid
Init +3; Senses darkvision 60 ft.; Notice 16
AC 14, flatfooted 11 (+3 Dex, +1 natural)
HP 6 (1d10+1)
Fort +1; Ref +5, W/ill +4
Weakness fragile bones
Speed 20 ft., fly 90 ft.
Melee 2 claws +2 (1d3+1) or javelin +2 (1d6+1)
Ranged javelin +4 (1d6+1)
Special Attacks diving charge
Str 13, Dex 16, Con 12, Int 10, Wis 15, Cha 11
Base Atk +1; CMB +2; CMD 15
Skills Athletics +5, Perception +6
SQ fast metabolism
Languages aarakocra, harpy
Organization solitary, pair, tribe (3-10)
Treasure standard (100 gp)
Diving Charge (Ex) When in flight, if an aarakocra charges a distance greater than 90 ft., it gains a +4 bonus to hit (instead of +2) and deals double damage on a successful hit.
Fast Metabolism (Ex) Aarakocra heal hit point and ability damage at twice the normal rate. Additionally, they are immune the effects of environmental cold.
Fragile Bones (Ex) Aarakocra suffer a -2 penalty on Fort saves vs. stunning and massive damage.