Brown Bear (Homebrew)

Keen Smell. The bear has advantage on Wisdom (Perception) checks that rely on smell.

Devour Alive. The bear deals an extra 2d8 damage with its bite attack if the target of its attack is prone and is only Large or smaller.

Multiattack. The bear makes two attacks: one with its bite and one with its claws.

Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 8 (1d8 + 4) piercing damage.

Claws. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) slashing damage and if the target of the attack is only Medium or smaller, the creature must make a DC 14 Constitution save or be stunned until the end of its next turn. 

Maul. The bear attempts to grapple a target. If the grapple succeeds, the creature is considered restrained and also knocked prone. In addition the bear can perform a bite attack against the grappled target as a bonus action. While grappling in this way, the bear cannot perform claw attacks.