What's the Product's Name?

Google Home's "Animal of the Day" feature.

Describe the product in a single sentence.

If you ask for the animal of the day on Google Home it will name an animal, tell you a fact and play a sound.

When was the product launched? Provide a specific date, if possible.

Unknown.

When was the product discontinued? Provide a specific date, if possible.

https://old.reddit.com/r/googlehome/comments/17keqri/animal_of_the_day_discontinuing_november_27th/

Ending on November 27th.
It is currently announced at the end when you ask for the animal of the day.

What type of product was it? App, Service, or Hardware?

Feature

Quote from Reddit thread:

We've been using the animal of the day every night before bed with our 4yo. She was absolutely devastated to hear this announcement and is now crying before bed. Thanks google.