In Monster Hunter Stories, you can often find Seregios Eggs in specific areas. Usually, these areas are the nests of Seregios. Explore the high - altitude regions where Seregios are known to inhabit. Be careful though, as you might encounter the adult Seregios while searching for the eggs.
In Monster Hunter Stories, you can often find Tigerex eggs in specific areas. Usually, these are in the Tigerex's natural habitat. Explore areas where Tigerex are known to roam. It might take some time and patience as egg locations can be somewhat random. Also, make sure you have the necessary tools or abilities to reach hidden or hard - to - access places where the eggs could be.
To obtain a Zinogre egg, you need to keep an eye out for Zinogre habitats during your adventures. Sometimes, it's a matter of luck and persistence. Also, completing certain challenges related to Zinogres might increase your chances.
The way to get a Rajang egg in Monster Hunter Stories is by engaging in battles with Rajang and hoping for a lucky drop. You might also want to look for clues or tips from other players or in-game NPCs.