Which animal has the longest known hibernation period
The periodical cicada emerges from hibernation once every 17 years. Trillions emerge from the ground in a synchronized fashion during this time.
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: Which animal has the longest known hibernation period
### Input: 
### Response: The periodical cicada emerges from hibernation once every 17 years. Trillions emerge from the ground in a synchronized fashion during this time.