1) Aviary newborn 2) Baby bird 3) Chick 4) Cuddling 5) Early bird 6) Exclusively Anglo word 7) Exclusively Saxon word 8) Little robin 9) Lying snugly 10) Nide occupant 11) Small bird 12) Word with Anglo-Saxon origins 13) Word of purely Anglo origin 14) Young bird 15) Young bird not yet fledged 16) Young bird settling snugly 1) Babybird 2) Bairn 3) Bambino 4) Child 5) Eaglet 6) Fosterling 7) Kid 8) Kiddy 9) Nipper 10) Peeper 11) Picaninny 12) Piccaninny 13) Pickaninny 14) Preschooler 15) Scamp 16) Tiddler 17) Toddler 18) Urchin 19) Waif 20) Yearling 21) Youngster 
• (a.) Newly hatched; being yet in the nest. • (p. pr. & vb. n.) of Nestle • (n.) A nest; a receptacle. • (n.) A young bird which has not abandoned the nest. • (n.) A young bird which has not abandoned the nest. • (n.) A nest; a receptacle. • (a.) Newly hatched; being yet in the nest. • (p. pr. & vb. n.) of N...
Nes'tling adjective Newly hatched; being yet in the nest. Nes'tling noun 1. A young bird which has not abandoned the nest. Piers Plowman. 2. A nest; a receptacle. [ Obsolete] Bacon. 
A baby bird still in the nest.for bird banding, a bird incapable of sustained flight.
[n] - young bird not yet fledged
A young bird after hatching and before leaving the nest.
A young bird in the nest. Nestlings remain as such until they fledge.
baby bird noun young bird not yet fledged
A young bird not yet ready to leave nest.
a young bird not yet old enough to leave the nest. · a young child or infant.