It actually depends. One heron is 25 years old!
Great Blue herons can mate for life but it is not common. They usually stay with the same mate for one season and then move on to another the next.
They stay where they were during the rest of the year.
Iron Maiden will stay together as long as they can keep performing live to their high standard.
Herons Stay Still In The Water Because It Is A Habit Of Hunting: Herons Generally Wait On A Lake (If You Know Hampstead Heath, Go There And You Might See A Heron Waiting At A Lake) For A Prey Item (Vole, Fish, Weasel Or Frog) To Come Near And Then Will Strike At A Speed Of Light.
blue whales dont live in pods
wolves stay together for life
Dogs can stay stuck together during mating for about 5 to 30 minutes.
Two Weeks
3 months
24 hours
9 months and cool
About four hours.