dom inal ▁m amm ary ▁g lands , ▁and ▁a ▁large ▁number ▁of ▁sk ull ▁characteristics . ▁Within ▁this ▁genus , ▁the ▁large ▁Mind oro ▁forest ▁mouse ▁has ▁several ▁specific ▁ident ifying ▁features , ▁the ▁most ▁important ▁of ▁which ▁are ▁its ▁very ▁thin ▁and ▁short ▁upper ▁in cis ors , ▁long ▁lower ▁in cis ors ▁and ▁long ▁sn out . ▁The ▁tail ▁and ▁feet ▁are ▁also ▁relatively ▁long , ▁even ▁within ▁the ▁genus ▁Ap om ys . ▁The ▁characteristics ▁of ▁the ▁in cis ors ▁are ▁so ▁peculiar ▁that ▁when ▁R ued as ▁discovered ▁the ▁species , ▁he ▁initially ▁thought ▁he ▁had ▁found ▁a ▁new ▁genus . ▁ ▁The ▁fur ▁of ▁the ▁large ▁Mind oro ▁forest ▁mouse ▁is ▁soft ▁and ▁smooth . ▁The ▁hair s ▁of ▁the ▁d ors al ▁fur ▁are ▁light ▁gray ▁near ▁the ▁root , ▁and ▁dark ▁brown ▁at ▁the ▁tip . ▁Between ▁the ▁normal ▁hair s ▁are ▁many ▁black ▁tact ile ▁hair s . ▁This ▁makes ▁the ▁d ors al ▁fur ▁appear ▁dark ▁brown , ▁although ▁recently ▁captured ▁animals ▁have ▁a ▁dark ▁blue - green ▁h ue . ▁Some ▁animals ▁are ▁dark er ▁around ▁the ▁mid line ▁of ▁the ▁back , ▁and ▁all ▁are ▁a ▁l ighter ▁colour ▁at ▁the ▁fl anks . ▁The ▁colour ▁of ▁the ▁vent ral ▁fur ▁var ies ▁between ▁animals , ▁with ▁it ▁being ▁a ▁yellow - b rown ▁colour ▁in ▁some , ▁slightly ▁l ighter ▁col oured ▁than ▁the ▁d ors al ▁fur ▁in ▁others , ▁still ▁others ▁having ▁gray ▁hair s ▁with ▁brown ▁or