Answer:
blue eye cats= B
yellow eye cats= b
black wing fruit bat= W
white winged fruit bat= w
Explanation:
For any dominant trait, you use a capital letter (in this case i used the captial letters of the colors they were usuing)The captial letter will tend to go first so for the Blue eye cat the answer will be 'BB', meanwhile the yellow eyed cat will be 'bb' (because yellow is a reccesive trait) and the same goes with the fruit bat situation.
THE ANSWER IS IRON
IRON
SORRY I HAVE TO INCLUDE 20 CHARACTERS
So their not used in terrible ways and we don't end up with teenage mutant ninja turtles