A bull calf or a yearling bull. You can also get steer calves, or weaner or feeder steers too, if the bull calf has been castrated.
Steers, steer calves, yearling bulls, bull calves, bullocks, or calves. Steers and bullocks are castrated male bovines that are castrated after birth or at weaning. Bulls are intact male bovines, and range from being calves, yearlings, or mature animals.
A mature male sheep is called a ram.
The meat from mature cattle (bulls and cows) is beef.
Bull calves, steer calves, cows and heifers.
Male rabbits are called "bucks", like male deer.
They are generally known as bulls, which are intact males used to breed cows and heifers. Steers (being castrated males) don't exactly mature, as they may keep growing even after the age of maturity for both bulls and cows, though more slower than when they were young.
beef
A stallion if it's intact. A gelding if it's been castrated.
A mature male pig is called a boar. A mature female pig (that has produced offspring) is called a sow.
Also called a buck.
A mature female goose is called either a hen or a goose. A mature male is called a gander.
A stallion and a desexed male horse is called a gelding. a pony. (In order to be a pony they have to be less than 10 hands tall)