Tooth marks of sharp teeth in rabbits

(1) Figure A has only incisors and molars. They have no canine teeth, so they are rabbit teeth.

(2) Rabbits are herbivores with only front teeth and molars. They have no canine teeth, and the teeth suitable for cutting food are front teeth. Molar teeth are long on both sides of the upper and lower jaws, and the chewing surface is wide, which is suitable for grinding food. These adapt to the herbivorous life of rabbits.

(Figure B has front teeth, canine teeth and molars. Canine teeth are developed, so they are wolf teeth. Of the four animals, only the tiger has the same teeth as the wolf.

So, the answer is: (1) a; Dogs;

(2) doors; Mortar;

(3) answer.