What's the noun for birddom? Here's the word you're looking for.
bird
A member of the class of animals Aves in the phylum Chordata, characterized by being warm-blooded, having feathers and wings usually capable of flight, and laying eggs.
“I can imagine picking up a nest of birdlings to raise in hopes of their survival from the devastation and blight that is being wreaked upon their surroundings.”