A fried chicken is chicken.
An egg is a chicken if it is a chicken egg.
A turtle egg is a turtle, that is the only way they start.
Flys are even worse , they not only lay eggs , they have larval and pupal stages before they fledge out as flies , but each one necessacerily goes through each life stage in turn each one is the same creature it began as even though diffrent in size and shape.
Your point will be taken as true , then I guess bald people are not persons either, baldness is a distinctive diffrence . People who do not speak a language I understand or wear strange colored skin have distinctive diffrences too.
I don't guess you could tell a chicken that her eggs are not chickens , they are smarter than that.