In the following text, identify the superlative adjective.
The cat has the biggest ears of all the animals in the zoo.
The superlative adjective in the given text is "biggest."
Complete the following task based on the instruction and optional input provided.### Instruction:
In the following text, identify the superlative adjective.

### Input:
The cat has the biggest ears of all the animals in the zoo.

### Output:
The superlative adjective in the given text is "biggest."