Birds and other species hope i answer your question.
Coral animals live in coral in the ocean.
There are THOUSANDS of species of coral reef animals, how would we go about posting that for you here?
it hasnt
=Ecosystem is the habitat the animal lives in and the enviroment is the surroundings of where the animals live in....==Ecosystem is the habitat the animal lives in and the enviroment is the surroundings of where the animals live in....==Ecosystem is the habitat the animal lives in and the enviroment is the surroundings of where the animals live in....=
live there
An ecosystem is a place where plants and animals ( maybe humans ) live and animals and plants live in the desert so … 
corals, anemones
millions
clownfish
Algae plays a vital role in the coral reef ecosystem. Firstly, algae feeds the zooplankton that forms part of the base of the foodchain of the coral reefs. Secondly, algae live inside the actual coral, and are responsible for providing the coral with a huge amount of energy.
A list would be vast in nature, however basically anything that lives partially or completely on land would be included in a land ecosystem. Animals that live their lives in the water such as fish, dolphins, whales, coral, etc would not be included.
A reef supports many different niches for organisms that live under, on, and among the coral.