Following are the definitions matched with the words given
Step-by-step explanation:
Social behavior
having a complex social structure marked by role specializations.
Hydrodynamic :
related to movement of fluids or related to objects moving in fluids.
Forage :
to forage is to search for and collect food.
Migrate :
to move from one location to another seasonally.
Eusocial :
the interaction between two or more members of the same species. These interactions are highly ritualized and follow the same pattern every time.