Presented here are the base animal statistics for all of the most commonly used familiars—of course, these statistics can also be used for normal animals as well. Small animals like these use Dexterity to modify Climb and Swim checks.
Bat CR 1/8
XP 50
N Diminutive animal
Init +2; Senses blindsense 20 ft., low-light vision; Perception +6
Defense
AC 16, touch 16, flat-footed 14 (+2 Dex, +4 size)
hp 2 (1d8–2)
Fort +0, Ref +4, Will +2
Offense
Speed 5 ft., fly 40 ft. (good)
Melee bite +6 (1d3–5)
Space 1 ft.; Reach 0 ft.
Statistics
Str 1, Dex 15, Con 6, Int 2, Wis 14, Cha 5
Base Atk +0; CMB –2; CMD 3
Feats Weapon Finesse
Skills Fly +16, Perception +6; Racial Modifier +4 Perception
Ecology
Environment temperate and hot forests and deserts
Organization colony (10–400)
Treasure none
Most bats are insectivores or fruit-eaters, but at least one species drinks blood.
Cat CR 1/4
XP 100
N Tiny animal
Init +2; Senses low-light vision, scent; Perception +5
Defense
AC 14, touch 14, flat-footed 12 (+2 Dex, +2 size)
hp 3 (1d8–1)
Fort +1, Ref +4, Will +1
Offense
Speed 30 ft.
Melee 2 claws +4 (1d2–4), bite +4 (1d3–4)
Space 2-1/2 ft.; Reach 0 ft.
Statistics
Str 3, Dex 15, Con 8, Int 2, Wis 12, Cha 7
Base Atk +0; CMB +0; CMD 6 (10 vs. trip)
Feats Weapon Finesse
Skills Climb +6, Perception +5, Stealth +14; Racial Modifiers +4 Climb, +4 Stealth
Ecology
Environment temperate and hot plains or urban
Organization solitary, pair, or pack (3–12)
Treasure none
Cats typically weigh 5–15 pounds when fully grown.
Hawk CR 1/3
XP 135
N Tiny animal
Init +3; Senses low-light vision; Perception +14
Defense
AC 15, touch 15, flat-footed 12 (+3 Dex, +2 size)
hp 4 (1d8)
Fort +2, Ref +5, Will +2
Offense
Speed 10 ft., fly 60 ft. (average)
Melee 2 talons +5 (1d4–2)
Space 2-1/2 ft.; Reach 0 ft.
Statistics
Str 6, Dex 17, Con 11, Int 2, Wis 14, Cha 7
Base Atk +0; CMB +1; CMD 9
Feats Weapon Finesse
Skills Fly +7, Perception +14; Racial Modifier +8 Perception
Ecology
Environment temperate forests
Organization solitary or pair
Treasure none
Falconers prize these majestic birds as trained hunting companions if raised from chicks and properly instructed.
Lizard CR 1/6
XP 65
N Tiny animal
Init +2; Senses low-light vision; Perception +1
Defense
AC 14, touch 14, flat-footed 12 (+2 Dex, +2 size)
hp 3 (1d8–1)
Fort +1, Ref +4, Will +1
Offense
Speed 20 ft., climb 20 ft.
Melee bite +4 (1d4–4)
Space 2-1/2 ft.; Reach 0 ft.
Statistics
Str 3, Dex 15, Con 8, Int 1, Wis 12, Cha 2
Base Atk +0; CMB +0; CMD 6 (10 vs. trip)
Feats Weapon Finesse
Skills Acrobatics +10, Climb +10, Stealth +14; Racial Modifiers +8 Acrobatics
Ecology
Environment any temperate or warm
Organization solitary, pair, or nest (3–8)
Treasure none
Lizards can be found in any temperate or tropical climate. When confronted with predators, a lizard flees and hides.
Monkey CR 1/4
XP 100
N Tiny animal
Init +2; Senses low-light vision; Perception +5
Defense
AC 14, touch 14, flat-footed 12 (+2 Dex, +2 size)
hp 4 (1d8)
Fort +2, Ref +4, Will +1
Offense
Speed 30 ft., climb 30 ft.
Melee bite +4 melee (1d3–4)
Space 2-1/2 ft.; Reach 0 ft.
Statistics
Str 3, Dex 15, Con 10, Int 2, Wis 12, Cha 5
Base Atk +0; CMB +0; CMD 6
Feats Weapon Finesse
Skills Acrobatics +10, Climb +10, Perception +5; Racial Modifiers +8 Acrobatics
Ecology
Environment warm forests
Organization solitary, pair, band (3–9), or troop (10–40)
Treasure none
Monkeys are highly social creatures. They spend the majority of their day searching for food.
Owl CR 1/3
XP 135
N Tiny animal
Init +3; Senses low-light vision; Perception +10
Defense
AC 15, touch 15, flat-footed 12 (+3 Dex, +2 size)
hp 4 (1d8)
Fort +2, Ref +5, Will +2
Offense
Speed 10 ft., fly 60 ft. (average)
Melee 2 talons +5 (1d4–2)
Space 2-1/2 ft.; Reach 0 ft.
Statistics
Str 6, Dex 17, Con 11, Int 2, Wis 15, Cha 6
Base Atk +0; CMB +1; CMD 9
Feats Weapon Finesse
Skills Fly +7, Perception +10, Stealth +15; Racial Modifiers +4 Perception, +4 Stealth
Ecology
Environment temperate forests
Organization solitary or pair
Treasure none
Owls are nocturnal, rodent-eating birds that make very little noise in flight.
Rat CR 1/4
XP 100
N Tiny animal
Init +2; Senses low-light vision, scent; Perception +1
Defense
AC 14, touch 14, flat-footed 12 (+2 Dex, +2 size)
hp 4 (1d8)
Fort +2, Ref +4, Will +1
Offense
Speed 15 ft., climb 15 ft., swim 15 ft.
Melee bite +4 (1d3–4)
Space 2-1/2 ft.; Reach 0 ft.
Statistics
Str 2, Dex 15, Con 11, Int 2, Wis 13, Cha 2
Base Atk +0; CMB +0; CMD 6 (10 vs. trip)
Feats Weapon Finesse
Skills Climb +10, Stealth +18, Swim +10; Racial Modifiers +4 Stealth
Ecology
Environment any temperate
Organization solitary, pair, nest (3–12), or plague (13–100)
Treasure none
Fecund and secretive, rats are omnivorous rodents that particularly thrive in urban areas.
Raven CR 1/6
XP 65
N Tiny animal
Init +2; Senses low-light vision; Perception +6
Defense
AC 14, touch 14, flat-footed 12 (+2 Dex, +2 size)
hp 3 (1d8–1)
Fort +1, Ref +4, Will +2
Offense
Speed 10 ft., fly 40 ft. (average)
Melee bite +4 (1d3–4)
Space 2-1/2 ft.; Reach 0 ft.
Statistics
Str 2, Dex 15, Con 8, Int 2, Wis 15, Cha 7
Base Atk +0; CMB +0; CMD 6
Feats Weapon Finesse
Skills Fly +6, Perception +3
Ecology
Environment any temperate
Organization solitary, pair, flock (3–12), or unkindness (13–100)
Treasure none
The raven is an omnivorous scavenger that eats carrion, insects, food waste, berries, and even small animals.
Toad CR 1/8
XP 50
N Diminutive animal
Init +1; Senses low-light vision, scent; Perception +5
Defense
AC 15, touch 15, flat-footed 14 (+1 Dex, +4 size)
hp 2 (1d8–2)
Fort +0, Ref +3, Will +2
Offense
Speed 5 ft.
Space 1 ft.; Reach 0 ft.
Statistics
Str 1, Dex 12, Con 6, Int 1, Wis 15, Cha 4
Base Atk +0; CMB –3; CMD 2 (6 vs. trip)
Feats Skill Focus (Perception)
Skills Perception +5, Stealth +21; Racial Modifiers +4 Stealth
Ecology
Environment temperate and warm forests
Organization solitary, pair, or knot (3–100)
Treasure none
Toads are harmless, rough-skinned amphibians.
Viper CR 1/2
XP 200
N Tiny animal
Init +3; Senses low-light vision, scent; Perception +9
Defense
AC 16, touch 15, flat-footed 13 (+3 Dex, +1 natural, +2 size)
hp 3 (1d8–1)
Fort +1, Ref +5, Will +1
Offense
Speed 20 ft., climb 20 ft., swim 20 ft.
Melee bite +5 (1d2–2 plus poison)
Space 2-1/2 ft.; Reach 0 ft.
Statistics
Str 4, Dex 17, Con 8, Int 1, Wis 13, Cha 2
Base Atk +0; CMB +1; CMD 8 (can't be tripped)
Feats Weapon Finesse
Skills Climb +11, Perception +9, Stealth +15, Swim +11; Racial Modifiers +4 Perception, +4 Stealth
Ecology
Environment any temperate and warm
Organization solitary
Treasure none
Special Abilities
Poison (Ex) Bite—injury; save Fort DC 9; frequency 1/round for 6 rounds; effect 1d2 Con; cure 1 save.
Vipers are not particularly aggressive snakes, but their poisonous bite can be deadly.
Weasel CR 1/2
XP 200
N Tiny animal
Init +2; Senses low-light vision, scent; Perception +1
Defense
AC 15, touch 14, flat-footed 13 (+2 Dex, +1 natural, +2 size)
hp 4 (1d8)
Fort +2, Ref +4, Will +1
Offense
Speed 20 ft., climb 20 ft.
Melee bite +4 (1d3–4 plus attach)
Space 2-1/2 ft.; Reach 0 ft.
Statistics
Str 3, Dex 15, Con 10, Int 2, Wis 12, Cha 5
Base Atk +0; CMB +0; CMD 6 (10 vs. trip)
Feats Weapon Finesse
Skills Acrobatics +10, Climb +10, Escape Artist +3, Stealth +14; Racial Modifiers +4 Stealth, +8 Acrobatics
Ecology
Environment temperate hills
Organization solitary
Treasure none
Special Abilities
Attach (Ex) When a weasel hits with a bite attack, it automatically grapples its foe, inflicting automatic bite damage each round.
Weasels are predators content with raiding chicken coops or attacking pets when they encounter civilization.