If the sky is the ocean then what is a bird?
In that analogy a bird would be a fish.  There are a lot of similarities between birds and fish.  They both have vertebrates and are part of the animal kingdom and belong to the phylum Chordata.  They both consume nutrients to survive.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: If the sky is the ocean then what is a bird?
### Input: 
### Response: In that analogy a bird would be a fish.  There are a lot of similarities between birds and fish.  They both have vertebrates and are part of the animal kingdom and belong to the phylum Chordata.  They both consume nutrients to survive.