Simplify the following text for a Grade 9 native English-speaking person.
Original: PhanÃ rozoic ) Eon is the current eon in the geologic timescale , and the one during which abundant animal life has existed .
Simplified: The Phanerozoic ( British : PhanÃ rozoic ) eon is the current eon in the geologic timescale . and the one during which abundant animal life has existed .