As the year 2020 has begun, the research breakthrough for Pokémon GO are also beginning. The January research breakthrough will give you the opportunity to get the first generation Pokémon. Lapras can have Ice Beam and Ice Shard moves. In addition, this one should be available in its shiny form.
As a reminder, the last time Lapras was available with such moves was in 2018.
In order to win Lapras as a reward for research breakthrough, you must complete a 7-day series of Professor Willow's field studies (spinning your Pokestops).
It's available from Wednesday, January 1, 2020, at 1:00 p.m. to Saturday, February 1, 2020, at 1:00 p.m. PST (GMT −8)