A car bonnet mascot or something else?!

[maroubramagpies]

 this has damage to the beak and wings. Under the base is a slothead screw. Can anyone advise what it was used for? Quite heavy. Thank you.

[sandypebbles]

Door knocker ?

[eol-products]

Early cars had an ornament that would fit onto the radiator. What is the bottom like.

[gutterpunkz05 · Accepted solution]

Apparently 1920,s Radiator Cap, seen better days

https://picclick.com/Antique-1920S-Flying-Eagle-Hood-Ornament-Radiator-Cap-373047300577.html