Rainbows are something entirely different from a flesh-and-bone organism like a cow, so this question does not have merit nor is viable enough to answer.
She reluctantly admitted that she had been feeling fatter since indulging in holiday treats.
There is nothing fatter than that ape. Albert is fatter than Jon.
the growth hormone
A whale is fatter than a porpoise.
Yes! Rainbow cows do make skittles. Remember to "taste the rainbow" but to give yu a little tip never taste a rainbow cow.
no
it depends what type you get but gernly a guinea pig is fatter
Reading Rainbow - 1983 Sam the Sea Cow 8-8 was released on: USA: 7 October 1992
Penguins are fatter, heavier and far more solidly built than kangaroos.
fatter person land faster
yes
he is fatter than a elephant