A Legendary Tree of a Legendary Three!

At the start of the Crown Tundra's story, when you join Peony's Expedition detail, you'll get given some Legendary Clues. Legendary Clue 3 focuses on the Legendary Birds

Following the clue, if you go to Dyna Tree Hill in the south of the region, you'll find all three Galarian Legendary Birds. They will be attacking eachother until your Rotom Phone goes off with Peony calling you phone. This will startle the birds and they will head off in their separate directions

Location: The Crown Tundra

Galarian Articuno can be found flying around The Crown Tundra. When you reach it, it'll stop and start making mirages of itself until you interact with the correct one

Articuno Level 70

OT: Yours ID: Yours Ability: Competitive

??? Nature. Date of Receiving ???. Level Met: 70

Freezing Glare Hurricane Psycho Cut Psycho Shift

Location: The Wild Area

Galarian Zapdos can be found running around the Wild Area and will require you to catch up to it

Zapdos Level 70

OT: Yours ID: Yours Ability: Defiant

??? Nature. Date of Receiving ???. Level Met: 70

Thunderous Kick Drill Peck Reversal Focus Energy

Location: The Isle of Armor

Galarian Moltres can be found doing circles of the Isle of Armor. To get to it, you have to dart ahead of its path and it'll then attack

Moltres Level 70

OT: Yours ID: Yours Ability: Berserk

??? Nature. Date of Receiving ???. Level Met: 70

Fiery Wrath Hurricane Sucker Punch Nasty Plot