1)I am not sure what a structure is. In this sentence, does a word structure mean body structure?
The tail of Caudipteryx carried a large fan of long feathers, a structure that would have made a very impressive display.

1)I am not sure what a structure is. In this sentence, does a word structure mean body structure?

2)very impressive display ... does display mean something interesting to watch?

Question

1)I am not sure what a structure is. In this sentence, does a word structure mean body structure?
The tail of Caudipteryx carried a large fan of long feathers, a structure that would have made a very impressive display.

1)I am not sure what a structure is. In this sentence, does a word structure mean body structure?

2)very impressive display ...  does display mean something interesting to watch?

Answer

1) Yes, it's a shape of an object and what it's made of - the 'fan' shape of the tail feathers.

2) Yes. Birds often shake their tails to attract mates. There's an expression "shake your tail feather" which means to dance.

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