Frogs in Wyoming: identification guide and best places to start

1. What species of frogs are found in Wyoming?

Wyoming hosts about six native frog species. The most widespread are the boreal chorus frog, northern leopard frog, and wood frog. The Great Basin spadefoot (a toad-like frog) appears in the southwest. Your best bet for noticing them is near slow-moving water: ponds, marshes, and irrigation ditches. For a full list, see our frog species hub.

2. When is the best time of year to spot frogs in Wyoming?

Frogs emerge after winter thaw, typically from April through June. Early spring rains and nights above 40°F trigger movement. The peak calling period is May and June, right after sunset. On warm, damp evenings you can hear boreal chorus frogs from a block away. By midsummer many frogs become quieter and harder to find.

3. How can you identify Wyoming frogs from lookalikes?

Start with size: most Wyoming frogs are under 3 inches. The boreal chorus frog is tiny (1 inch) with three dark stripes down its back. The northern leopard frog has large dark spots with pale borders. Wood frogs have a dark mask across the eyes. Toads have dry, warty skin and a parotoid gland behind the eyes. Listen too: frog calls are musical, toad calls are longer trills.

See our state animal guide for the next step.

4. Where are the best habitats to search for frogs?

Focus on shallow, vegetated water edges. Good bets: Yellowstone National Park's warm ponds, the Laramie Plains lakes, and the Bear River marshes. Even roadside ditches with standing water can hold frogs after rain. For more Wyoming wildlife tips, visit our Wyoming wildlife hub.

5. What should you bring for a frog spotting trip?

Waterproof boots, a red-lens flashlight (frogs are less spooked by red light), and a simple audio recorder for calls. A field guide app helps confirm species. Keep movements slow and quiet. Frogs freeze when they sense vibration, so stand still and watch the water's edge.