Niantic has announced Research Breakthroughs for May/June for the Pokemon Go game. Alongside this Egg Pool shakeup has also been announced.
The Pokemon Go Research Breakthroughs for May/June will begin from May 1, 2019, at 1 p.m. PDT (GMT −7) and will end July 1, 2019, at 12:59 p.m. PDT (GMT −7).
You will encounter Latios, Latias, Lugia & Ho-Oh as Research Breakthroughs rewards.
Lugia – CP 1521 – CP 1587
Ho-Oh – CP 1589 – CP 1655
Latias – CP 1441 – CP 1504
Latios CP – 1568 – CP 1634
For other April 2019 Research Tasks, you can follow the image below via Leekduck.
Alongside this, big Egg Pool shakeup will start from April 26, 2019, at 1:00 p.m. PDT (GMT −7). Under this event, different pokemon will hatch from eggs.
For 2 Km eggs, you can expect Sinnoh Region starters which include Turtwig, Chimchar, Piplup, Bonsly and other Gen 4 starters.
You will find Gen 4 wild spawns under 5 KM eggs, including Cubone, Combee, Buizel, Glameow, Bronzor, Skorupi, Croagunk and others.
Under 12 KM eggs, you may find Mawile, Absol, Shinx, Cranidos, Shieldon, Riolu and others.