ng large beast 

Perception +12; darkvision, scent (imprecise) 30 feet

Languages Common (Can't Speak Any Language)

Skills Acrobatics +11, Athletics +10

Str +3 Dex +4 Con +2 Int +0 Wis +2 Cha +3

AC  19; Fort +9, Ref +11, Will +7

HP 55

Buck [R] DC 19

Speed 40 feet, fly 80 feet

Melee [>] hoof +10, Damage 1d8+5 bludgeoning

Melee [>] wing +10 (agile), Damage 1d6+5 bludgeoning

Assisted Mount [>] Requirements The pegasus is Flying without a rider. Effect The pegasus Flies. At any point during the movement, it can allow a willing adjacent creature to Mount it. That creature must use a reaction to do so.

Gallop [>>] The pegasus uses 2 move actions, each of which can be either Stride or Fly. It gains a +20-foot circumstance bonus to its Speeds during a Gallop.

Bestiary, page 260.