Cainotherium is an extinct genus of placental females of the order Artiodactyla. It was a small herbivore the size of a rabbit lived in Western Europe WHO During periods Eocene to middle Miocene. It is Believed That Animal this, About 30 cm long, Belonging to the suborder of Tylopoda, with modern camelids. Those Were similar to Hooves of bovine deer or ,,,,,, , Although the shape and length of the legs moving rather Suggest jumping, as the current rabbits. The shape and appearance of teeth Follows, Also That Their diet was like rabbits while the size of the ear bulbs and how the brain Indicate That cainotherium Could have well developed senses of hearing and smell.