Rend (Ex): A dire ape that hits with both claw attacks latches onto the opponent's body and tears the flesh. This attack automatically deals an extra 2d6+12 points of damage.

Skills: Dire apes have a +8 racial bonus on Climb checks and can always choose to take 10 on Climb checks, even if rushed or threatened.

Rage (Ex): A dire badger that takes damage in combat flies into a berserk rage on its next turn, clawing and biting madly until either it or its opponent is dead. It gains +4 Strength, +4 Constitution, and -2 AC. The creature cannot end its rage voluntarily.

Blindsense (Ex): A dire bat uses echolocation to pinpoint creatures within 40 feet. Opponents still have total concealment against the bat unless it can actually see them.

Skills: Dire bats have a +4 racial bonus on Spot and Listen checks. These bonuses are lost if its blindsense is negated.

Improved Grab (Ex): To use this ability, a dire bear must hit with a claw attack. It can then attempt to start a grapple as a free action without provoking an attack of opportunity.

Ferocity (Ex): A dire boar is such a tenacious combatant that it continues to fight without penalty even while disabled or dying.

Improved Grab (Ex): To use this ability, a dire lion must hit with its bite attack. It can then attempt to start a grapple as a free action without provoking an attack of opportunity. If it wins the grapple check, it establishes a hold and can rake.

Pounce (Ex): If a dire lion charges, it can make a full attack, including two rake attacks.

Rake (Ex): Attack bonus +12 melee, damage 1d6+3.

Skills: Dire lions have a +4 racial bonus on Hide and Move Silently checks.

*In areas of tall grass or heavy undergrowth, the Hide bonus improves to +8.

Disease (Ex): Filth fever-bite, Fortitude DC 11, incubation period 1d3 days, damage 1d3 Dex and 1d3 Con. The save DC is Constitution-based.

Skills: Dire rats have a +8 racial bonus on Swim checks. Dire rats have a +8 racial bonus on Climb checks and can always choose to take 10 on Climb checks, even if rushed or threatened.

Dire rats use their Dexterity modifier for Climb and Swim checks.

Improved Grab (Ex): To use this ability, a dire shark must hit with its bite attack. It can then attempt to start a grapple as a free action without provoking an attack of opportunity. If it wins the grapple check, it establishes a hold and can try to swallow the foe in the following round.

Swallow Whole (Ex): A dire shark can try to swallow a grabbed opponent of up to one size smaller by making a successful grapple check. Once inside, the opponent takes 2d6+6 points of bludgeoning damage plus 1d8+4 points of acid damage per round from the shark's digestive juices. A swallowed creature can cut its way out using a light slashing or piercing weapon by dealing 25 points of damage to the shark's digestive tract (AC 13). Once the creature exits, muscular action closes the hole; another swallowed opponent must cut its own way out.

A Huge dire shark's gullet can hold 2 Large, 8 Medium or Small, 32 Tiny, 128 Diminutive, or 512 Fine or smaller opponents.

Keen Scent (Ex): A dire shark can notice creatures by scent in a 180-foot radius and can detect blood in the water at a range of up to 1 mile.

Skills: A dire shark has a +8 racial bonus on any Swim check to perform some special action or avoid a hazard. It can always choose to take 10 on a Swim check, even if distracted or endangered.

It can use the run action while swimming, provided it swims in a straight line.

Improved Grab (Ex): To use this ability, a dire tiger must hit with its bite attack. It can then attempt to start a grapple as a free action without provoking an attack of opportunity. If it wins the grapple check, it establishes a hold and can rake.

Pounce (Ex): If a dire tiger charges, it can make a full attack, including two rake attacks.

Rake (Ex): Attack bonus +18 melee, damage 2d4+4.

Skills: Dire tigers have a +4 racial bonus on Hide and Move Silently checks. *In areas of tall grass or heavy undergrowth, the Hide bonus improves to +8.

Attach (Ex): A dire weasel that hits with its bite attack latches onto the opponent's body with its powerful jaws. An attached dire weasel loses its Dexterity bonus to AC and thus has an AC of 12. An attached dire weasel can be struck with a weapon or grappled itself. To remove an attached dire weasel through grappling, the opponent must achieve a pin against the creature.

Blood Drain (Ex): A dire weasel drains blood for 1d4 points of Constitution damage each round it remains attached.

Trip (Ex): A dire wolf that hits with a bite attack can attempt to trip its opponent (+11 check modifier) as a free action without making a touch attack or provoking an attack of opportunity. If the attempt fails, the opponent cannot react to trip the dire wolf.

Skills: A dire wolf has a +2 racial bonus on Hide, Listen, Move Silently, and Spot checks.

*It also has a +4 racial bonus on Survival checks when tracking by scent.

Rage (Ex): A dire wolverine that takes damage in combat flies into a berserk rage on its next turn, clawing and biting madly until either it or its opponent is dead. An enraged dire wolverine gains +4 Strength, +4 Constitution, and -2 AC. The creature cannot end its rage voluntarily.

Skills: A dire wolverine has a +8 racial bonus on Climb checks and can always choose to take 10 on Climb checks, even if rushed or threatened.