Are Reshiram and Zekrom shiny in Pokemon Go?

As part of the Season of Heritage, Reshiram, Zekrom and Kyrurem return as Tier 5 Raid Bosses in Pokémon Go. Now that the Season of Mischief is over, we
Are the current Raid Bosses shiny in Pokemon Go? The Tao Trio are back, starting with Reshiram and Zekrom, but can you catch their shiny form?

Just caught this dude with my first throw.. wish the versions of

Pokémon Go Reshiram best moveset, counters, raid, and shiny guide

Are Reshiram and Zekrom shiny in Pokemon Go?

Pokemon GO: The Legendary Shiny Reshiram & Zekrom Have Arrived

S$15 | Beautiful Shiny Zekrom & Shiny Reshiram! Pokemon GO

Shiny Zekrom & Shiny Reshiram! Pokemon GO

Reshiram, Pokémon GO Wiki

Legendary Reshiram Service - Pokemon GO Account Service

Shiny Reshiram or Shiny Zekrom

ART] Shiny Reshiram and Zekrom redesigned (read comments for

Pokemon Go SHINY RESHIRAM ZEKROM RAID CATCHES CATCH India