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A cow without a uterus is typically referred to as a freemartin. This term is commonly used for a female calf born with reproductive organs that are not fully developed.
A Dramatic Monologue is used to define a single character speaking in dramatic poetry.
Soliloquy
Horses give birth to live, fully developed young so the correct term is gestation or pregnancy. The gestation (pregnancy) of a horse is usually about 340 days. The range for full term pregnancy is 320 to 365 days. The term incubation is used mostly for birds and reptiles who lay eggs.
Platform
MEDC, it is a term used which stands for a More Economically Developed Country.
an epithet hopes this helps :)
protagonist =p <3
Motif
No, the Komodo Dragon is a reptile, and a marsupial is a mammal with a pouch, usually used for carrying their young until they are fully developed.
Yes, "mature" is an adjective. It is used to describe someone or something that is fully developed, grown, or mentally/emotionally advanced.
A black knight is a term used in fiction for an evil character or villain.