Species

The universe is populated with numerous intelligent species. A number of species known to Humanity are or were members or client races of the Covenant hegemony. Humanity itself remains independent in inter-species affairs.

Sentient Beings
Guardians of the Mantle of Responsibility
Human Ecumene Forerunner Huragok Precursors Precursor Flood
The Covenant
Sangheili Unggoy Jiralhanae San'Shyuum Yanme'e Kig-Yar Ruutian Ibie'shan T'vaoan Lekgolo Lekgolo Mgalekgolo Sbaolekgolo Thanolekgolo
Covenant Fringe
Yonhet
Other
Sharquoi

There are many animals that have been mentioned in the Halo Universe. However, this list currently only features the animals created for the Halo Universe. To see all of the animals mentioned in the universe that includes real ones, see List of Animals.

Animals
Animals on Human Worlds
Fish (Sierra 117 habitat) Dwarka Squirrel Gúta Fish (High Ground habitat) Moa
Animals on Covenant Worlds
Covenant Koi Covenant Pests Doarmir Helioskrill High Charity Bird Mud wasp Scrub Grub Shade Crab Thorn Beast Zap-Jelly
Animals on Forerunner Worlds/Installations
Quadwing Blind Wolf Butterfly (Installation 00 Species) Fish (Delta Halo habitat) Fish (Tempest) Moth Sea Worm