1. Wood Frog
Hoarse quacking with little carrying power
2. Western Chorus Frog
(Boreal Frog is only found on Isle Royale)
“Crreek” lasts ½ to 2 seconds; similar to sound of fingernail running along fine-toothed comb.
3. Northern Spring peeper
High ascending “peep;” chorus resembles jingling of sleigh bells.
4. Northern Leopard Frog
Deep rattling snore interspersed with chuckling sound of thumb rubbing against balloon.
5. Pickerel Frog
Steady low-pitched snore with little carrying power, similar to Leopard Frog.
6. American Toad
Musical trill lasting up to 30 seconds, ends abruptly.
7. Eastern Gray Treefrog
Short, loud trill lasting up to one second.
8. Cope’s Gray Treefrog
Short, loud trill lasting a half second or less; faster and harsher than Eastern Treefrog; nasally “wa-a-a-a”
9. Mink Frog
Likened to sound of horses’ hooves on a cobblestone street.
10. Green Frog
Similar to the twang of a loose banjo string or large rubberband; usually given as a single note.
11. Bullfrog
Deep bass notes, similar to a foghorn.
http://imc.lisd.k12.mi.us/frog/frogs.html To hear calls of Michigan Frogs & Toads
Contact the WUP Center Last Modified: 02/24/2006