Please classify each of the following animals as mammal, amphibian, or fish: elk, frog, dog, cat, newt, and human.
Newt and frog are amphibians. The rest of the animals are mammals. You did not provide any fish in your question.
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: Please classify each of the following animals as mammal, amphibian, or fish: elk, frog, dog, cat, newt, and human.
### Input: 
### Response: Newt and frog are amphibians. The rest of the animals are mammals. You did not provide any fish in your question.