Avian Anatomy – The character has the form and/or characteristics of an avian animal.
Ace Duck is not just a duck but also a champion wrestler (TMNT Mutant Universe Sourcebook #1).
Al’Falqa can fly and communicate with other birds (TMNT Mutant Universe Sourcebook #1).
Harpis (DC) was a member of the Omega Men (DC Who’s Who #10).
Rubberduck (DC) is an anthropomorphic duck that has the power of elasticity (DC Who’s Who #20).
Howard the Duck (Marvel) is a duck stuck in a human universe which leads to comic situations (Official Handbook of the Marvel Universe V2 #5).
Northwind (DC) has both human and avian characteristics (Who’s Who in the DC Universe #6).
In the Silver Age, giant birds sometimes put people in “bird” cages (Strange Adventures V1 #52, Wonder Woman V1 #91).
Adora (DC) is a pet of Star Sapphire (Capstone’s DC Super-Pets Character Encyclopedia).
Chuk (DC) is a pet of Apache Chief (Capstone’s DC Super-Pets Character Encyclopedia).
Dribodod (DC) is a pet of Mr. Mxyzptlk (DC) (Capstone’s DC Super-Pets Character Encyclopedia).
Lightning Rodney (DC) is a pet of Kid Flash (Capstone’s DC Super-Pets Character Encyclopedia).
Soar (Marvel) is an enhanced eagle that is a member of Brute Force.
In Krypto the Superdog, Penguin has the Bad News Birds as pets.
Kickin Hawk (Ben 10) is an alien avian humanoid.
D&D has many birds including the Blood Hawk and Frost Hawk (D&D 4th Edition – Monster Manual 2) the Roc (AD&D 1st-Monster Manual) and the Thunderhawk (D&D 4th Edition – Monster Manual 1).
The World of Warcraft has the Dire Condor (World of Warcraft Monster Guide).
Aarakocra – TSR 2140A Monstrous Manual
Archaierai – D&D 3.5 – Monster Manual I
Autumn Phoenix – Creature Collection III. Savage Bestiary
Black Phoenix – Creature Collection III. Savage Bestiary
Blackwing – D&D 3.5 – Monster Manual V
Bleak Crows – Creature Collection III. Savage Bestiary
Cerulean Roc – Creature Collection I
Deadborn Vultures – D&D 3.5 – Monster Manual V
Desert Falcon – Creature Collection I
Dread Raven – Creature Collection I
Giant Eagle – D&D 3.5 – Monster Manual I
Giant Owl – D&D 3.5 – Monster Manual I
Great Harrier – Creature Collection I
Great Swan – Creature Collection I
Heron Priest – Creature Collection II. Dark Menagerie
Kenku – D&D 3.5 – Monster Manual III
Lightning Hawk – Creature Collection II. Dark Menagerie
Magah Bird – Field Guide to Creatures of the Dreamlands
Peryton – TSR 2140A Monstrous Manual
Scythe Falcon – Creature Collection I
Sentry Crow – Creature Collection I
Shadowraven – Creature Collection II. Dark Menagerie
Siren Vulture – Creature Collection I
Storm Phoenix – Creature Collection III. Savage Bestiary
Stormwing – Creature Collection III. Savage Bestiary
Tent Bird – Creature Collection III. Savage Bestiary
Valraven – Creature Collection I
Vrail – Creature Collection I
Aarakroca – WTC11832 – Monsters of Faerun
Boobrie – TSR 2016 Monster Manual II
Diakk – TSR 2016 Monster Manual II
Giant Strider – TSR 2166 Monstrous Compendium Annual Volume 3
Kenku – TSR 2140A Monstrous Manual
Phoenix – TSR 2140A Monstrous Manual
Roc – TSR 2140A Monstrous Manual
Talking Bird – TSR 2145 Monstrous Compendium Annual Volume 1
Vulchling – TSR 2016 Monster Manual II