A swine offspring is called a piglet.
Offspring of ducks are called "ducklings" and that of geese are called "goslings."
InuYasha is half-demon because his father was a demon and his mother was a regular human.
When someone calls you a demon it means that you are evil.
Pigs offspring are called piglets.
A Mares' offspring is called a "Foal".
An imp
The offspring of a lion is called a cub.
A whales offspring, is called a calf.
A jaguar's offspring is called a cub.
A buffalo offspring is a calf.
The visible trait an offspring exhibits is called the phenotype.