usa
The oldest dwarf planet is Ceres. See related links for more information.
The oldest sea mammal that is in existence today is the bowhead whale They are also the largest mammal on the planet and live longer than any other animal alive today.
Matt
maine
The oldest planet known to mankind is believed to be Earth, which formed around 4.5 billion years ago.
simultaneousthere is nothing called as the oldest planet all planets were more or less formed simultaneously. ActuallyNo we dont know
the oldest deer on record live in michigan
sea world
you
It says in the bible Earth was here first.
122 years old
a bear......lol