The second resource pack of the different default series is cows! Different Default: Cows will do the following:
Gives Brown Mooshrooms eyes
Gives Mooshrooms eyes
Makes milk a cream color instead of the white
Makes Cows quieter (Vanilla Tweaks)
Makes leather brown (Fixed Inconsistencies)
Makes hay bales wheat colored (Fixed Inconsistencies)
Makes the Farmer's hat wheat colored (Fixed Inconsistencies)
Makes wheat seeds look like actual wheat seeds (Fixed Inconsistencies)
Recolors wheat to match its changes (Fixed Inconsistencies)
Recolors wheat crop to be less green (Fixed Inconsistencies)
Retextures the patches on the Cow variants to match their overall color (Fixed Inconsistencies)