Immatures that are 7 -- 12 cm ( 3 -- 5 in ) long are mottled brownish .
Immatures that are 7 -- 12 cm ( 3 -- 5 in ) long have immature female gonads ( ovaries ) .
Immatures that are 7 -- 12 cm ( 3 -- 5 in ) long are mottled brownish and have immature female gonads ( ovaries ) .