It is perfectly grand, but all I can hear is the croaking of bullfrogs.
I heard the sound of bullfrogs from a swamp on the opposite side.
"Let the bullfrogs look out for themselves, that's all," declared Nat.
Bullfrogs (Rana catesbeiana) and leopard frogs (Rana pipiens) are normally abundant at the pond on the Reservation.
It was getting late and the bullfrogs had begun to ...