Links: https://minecraft.curseforge.com/projects/hungryanimals
Hungry Animals overhauls vanilla animals, provides every configurable options.
Weight
Animals have weight which depends on species and individuals. The heavier, The more meat.
Stomach
Animals push food into their stomach, after that they digest to gain weight.
Feeding
Animals eat blocks like grass, fallen item, held item, and hunt other animals.
Taming
Animals behave differently depending on how familiar they are to players.
Breeding
Animals breed themselves, even in the wild. All you have to do is just feeding them enough food.
Hygiene
Animals poop. Clean your pen, or plague spreads.
Hunt
Wild animals are strong and agile, so hunt and capture in early game is difficult. Bola, slingshot, and trap is here.
Production
Excreta can be fermented into manure, and saltpeter.
Animal glue can be produced from leather, bone, and tendon.
Llamas produce milk. Egg-laying production, Milking production, Shearing production can be added and customizable.
Generation
Grass is generated periodically.
