To solve the question of whether the number of cervical vertebrae in camels is more than, less than, or the same as that of rabbits, whales, and horses, we need to understand the biological concept regarding the cervical vertebrae among mammals.
The cervical vertebrae, which make up the neck portion of the spine in mammals, are generally consistent across most mammalian species. The majority of mammals, regardless of their size, have seven cervical vertebrae. This includes camels, rabbits, horses, and whales.
Let's analyze the options provided:
Therefore, the correct answer is: same as that of whale.