Key resources table

REAGENT or RESOURCE	SOURCE	IDENTIFIER
Bacterial and virus strains
scAAV9-CBh-GFP	UNC Vector Core	N/A
AAV9-pAAV.CAG.GCaMP6f.WPRE.SV40	Chen et al.104	Addgene plasmid # 100836
Chemicals, peptides, and recombinant proteins
Cholera Toxin Subunit B, Alexa Fluor 488 conjugate	Fisher Scientific	C34775
Cholera Toxin Subunit B, Alexa Fluor 555 conjugate	Fisher Scientific	C34776
Cholera Toxin Subunit B, Alexa Fluor 647 conjugate	Fisher Scientific	C34778
4',6-diamidino-2-phenylindole, dihydrochloride (DAPI)	Fischer Scientific	PI62247
Paraformaldehyde	Electron Microscopy Sciences	15710
Critical commercial assays
nVista System	Inscopix	N/A
Miqus motion capture cameras	Qualysis	N/A
Deposited data
Retrograde tracing	This paper	DOI upon publication
Calcium imaging	This paper	DOI upon publication
Experimental models: Organisms/strains
Poecile atricapillus (Black-capped chickadee)	Wild caught (NY state)	N/A
Baeolophus bicolor (Tufted titmouse)	Wild caught (NY state)	N/A
Software and algorithms
ImageJ	NIH, open source	N/A
MATLAB 2020a	Mathworks	https://www.mathworks.com
BONSAI	Lopes et al., 2015105	https://bonsai-rx.org
Arduino	Open-source	https://www.arduino.cc/en/software
Illustrator CC 2021	Adobe	https://www.adobe.com/products/illustrator.html