[@Kibaro]'s Giant Wasp, hope this is easier to understand.

[hider=Animal Companion Stat Block]
Size: Medium
Speeds:
>Walk 20ft
>Fly 60ft (good)
STR = 10 (+0)
DEX = 14 (+2)
CON = 11 (+0)
INT = - (-5)
WIS = 13 (+1)
CHA = 4 (-3)
HD = 2
HP = 2d8 (+0 from CON mod)
AC = 14 = 10(base)+2(DEX)+2(NAT)
Fort Save = +3 = 3(base)+0(CON)
Refl Save = +5 = 3(base)+2(DEX)
Will Save = +1 = 0(base)+1(WIS)
Melee = +1 = 1(BAB)+0(STR)
Ranged = +3 = 1(BAB)+2(DEX)
CMB = +1 = 1+0(STR)
>Trip +8
Skill Points: 2+0(INT) (May only put ranks in: Fly, Perception)
Feats: 1
Bonus Tricks: 1
Special:
>Link
>Share spells
>Darkvision 60ft

Weapons:
>Sting:
>>Primary
>>1d6 Damage
>>Poison
>>>>Frequency: 1 round.
>>>>Effect: 1 DEX damage.
>>>>Cure: 1 save.
>>>>CON-based DC = 11 = 10 + 1(1/2 HD) + 0(CON)

Skills:
>Fly
>Perception
[/hider]