Niantic held a vote to determine which one of 4 candidates would be the featured Pokémon for the February 2020 Community Day. The candidates were: Vulpix, Machop, Rhyhorn, and Dratini. Rhyhorn won the vote.

The featured Pokémon for February Community Day is...

Trainers, Thank you for all your efforts campaigning and voting for the Pokémon you wanted featured on February Community Day. We are pleased to announce that the winner is...

Rhyhorn!

Don’t forget! During Community Day, you can evolve Rhyhorn into Rhyperior for the exclusive attack Rock Wrecker. And if you’re lucky, you might encounter a Shiny Rhyhorn!

Congrats to everyone who voted for this Pokémon! The Community Day featuring the winning Pokémon will take place on Saturday, February 22, 2020. The featured bonus will be 3× Catch Stardust. Per an earlier update, Community Day for Trainers in the northern hemisphere will run from 11:00 a.m. to 2:00 p.m. local time, while in the southern hemisphere, it will run from 3:00 p.m. to 6:00 p.m. local time.

Thank you for taking part in this new kind of event. We’ll be evaluating this ongoing experiment and taking any insights into account for the next Community Day.

Have fun during Community Day!

Source: https://pokemongolive.com/en/post/feb2020-cd-winner/