A colony of herons is commonly referred to as a "rookery." These rookeries are often established in trees or other secluded areas where herons gather to nest and raise their young. The term can also apply to colonies of other wading birds, but it is most frequently associated with herons.
Many species of bird will colonise swampy land. Examples are Herons and ducks.
Egret is a name for a species of herons.
Herons are birds.
Crocodiles and alligators eat herons.
Herons eat fish.
Babies that come from blue herons
What did Manhattan name the colony?
James Hancock has written: 'The herons handbook' -- subject(s): Ardeidae, Herons 'Herons of North America' -- subject(s): Habitat, Herons
Yes Bears eat herons.
Babies that come from blue herons
No, herons are carnivores. They primarily feed on fish, frogs, insects, and small mammals.
Egrets are herons, just another name. The white herons are several in number, and can be identified by use of a good field guide.