A pig
I belive a cat is the second cleanest animal,becuse it licks itself every day
a dog actually has the cleanest mouth
The mouth.
The dog's mouth is not the cleanest place on earth because it has a lot of bacterias and the lick the part were they pea.
Dog
Mouth
No the womb is. The mouth is filled with billion's of bacteria's.
The second cleanest city in India is Surat after Chandighar.
Dog
no
the difference is that a duetrostome (second mouth) is the end and the protostome(first mouth) is the begining.
Horse