Bald eagles resides in North America, from Alaska and Canada to
northern Mexico near swamps, lakes, oceans and rivers where there
are lots of fish, clean waters, and tall trees for nesting and
roosting.The bald eagle live by preying on slower, weaker, or
injured members of its ecosystem. Raptors (predatory birds), bald
eagles are at the top of the food chain and fish in both fresh and
salt water. They feed on fish, small animals like ducks, coots,
muskrats, turtles, rabbits, and snakes and carrion (dead animals)
occasionally. Fish is 90% of there diet.
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That is not a niche. A niche refers to the way in which an
organism fits into an ecological community or ecosystem. The niche
of an eagle is as consumer and top predator