Over 750 (and up to 1,100+ in some versions) carefully selected songs and calls, many recorded by Lars Svensson.
detailing various plumages (male, female, juvenile, seasonal) Audio Resources: Includes over 750 recorded songs and calls to assist with auditory identification in the field AI-Powered Identification: collins bird guide apk full
"It’s a Montagu’s," Arthur whispered. "A male. Look at the black primaries. It’s a Monty’s!" Over 750 (and up to 1,100+ in some