Carl Gerhard
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Artist tracks
1
![Pine Barrens Treefrog [Hyla andersonii]: 1. Typical quok calls (1992-05-10 Chesterfield Co., SC); 2. Fast-paced calling (1969-06-10 Bladen Co., NC)](/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fprewiew.25e02c5b.jpg&w=160&q=75)
Pine Barrens Treefrog [Hyla andersonii]: 1. Typical quok calls (1992-05-10 Chesterfield Co., SC); 2. Fast-paced calling (1969-06-10 Bladen Co., NC)
2
![Cope's Gray Treefrog [Hyla chrysoscelis]: 1. Slow pulse rate trills [eastern] (1969-08-03 Bryan Co., GA); Fast pulse rate trills [western] (1969-07-02 Payne Co., OK)](/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fprewiew.25e02c5b.jpg&w=160&q=75)
Cope's Gray Treefrog [Hyla chrysoscelis]: 1. Slow pulse rate trills [eastern] (1969-08-03 Bryan Co., GA); Fast pulse rate trills [western] (1969-07-02 Payne Co., OK)
3
![Gray Treefrog [Hyla versicolor]: 1. Slow pulse rate trills (1992-05-26 Tompkins Co., NY); 2. Aggressive chirps with trills (1986-05-?? Tompkins Co., NY); 3. Fast pulse rate trills (19??-??-?? Grayson Co., TX)](/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fprewiew.25e02c5b.jpg&w=160&q=75)
Gray Treefrog [Hyla versicolor]: 1. Slow pulse rate trills (1992-05-26 Tompkins Co., NY); 2. Aggressive chirps with trills (1986-05-?? Tompkins Co., NY); 3. Fast pulse rate trills (19??-??-?? Grayson Co., TX)
4
![Eastern Narrowmouth Toad [Gastrophryne carolinensis]: 1. Chorus (1973-07-23 Chatham Co., GA); 2. Aggressive calls (1973-07-23 Chatham Co., GA)](/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fprewiew.25e02c5b.jpg&w=160&q=75)
Eastern Narrowmouth Toad [Gastrophryne carolinensis]: 1. Chorus (1973-07-23 Chatham Co., GA); 2. Aggressive calls (1973-07-23 Chatham Co., GA)
5
![Gopher Frog [Rana capito]: 1. Typical calls (1969-03-19 Catham Co., GA); 2. Active chorus (1975-02-21 Putnam Co., FL)](/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fprewiew.25e02c5b.jpg&w=160&q=75)
Gopher Frog [Rana capito]: 1. Typical calls (1969-03-19 Catham Co., GA); 2. Active chorus (1975-02-21 Putnam Co., FL)
6
![Ornate Chorus Frog [Pseudacris ornata]: 1. Typical calls (1967-01-27 Chatham Co., GA); 2. Chorus (1975-01-11 Alachua Co., FL)](/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fprewiew.25e02c5b.jpg&w=160&q=75)
Ornate Chorus Frog [Pseudacris ornata]: 1. Typical calls (1967-01-27 Chatham Co., GA); 2. Chorus (1975-01-11 Alachua Co., FL)
8
![Eastern Spadefoot [Scaphiopus holbrookii]: 1. Typical calls [close-ups] (1973-03-12 Scott Co., MO); 2. Chorus (19??-??-?? Harrison Co., MS)](/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fprewiew.25e02c5b.jpg&w=160&q=75)
Eastern Spadefoot [Scaphiopus holbrookii]: 1. Typical calls [close-ups] (1973-03-12 Scott Co., MO); 2. Chorus (19??-??-?? Harrison Co., MS)
9
![Crawfish Frog [Rana areolata]: Snores, chucks, and wah! calls (1972-04-12 Boone Co., MO)](/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fprewiew.25e02c5b.jpg&w=160&q=75)
Crawfish Frog [Rana areolata]: Snores, chucks, and wah! calls (1972-04-12 Boone Co., MO)
10
![Bird-voiced Treefrog [Hyla avivoca]: 1. Chorus (1972-07-05 Jasper Co., SC); 2. Peep-series followed by aggressive calls (1969-04-23 Chatham Co., GA)](/_next/image?url=%2F_next%2Fstatic%2Fmedia%2Fprewiew.25e02c5b.jpg&w=160&q=75)
Bird-voiced Treefrog [Hyla avivoca]: 1. Chorus (1972-07-05 Jasper Co., SC); 2. Peep-series followed by aggressive calls (1969-04-23 Chatham Co., GA)