What are 5 groups of amphibians?

American Bullfrog

American Toad

Barking Treefrog

Bird-voiced Treefrog

California Treefrog

Cane Toad

Cliff Chirping Frog

Colorado River Toad

Columbia Spotted Frog

Couch's Spadefoot

Eastern Narrow-mouthed Toad

Eastern Spadefoot

Foothill Yellow-legged Frog

Gray Treefrog

Great Basin Spadefoot

Great Plains Toad

Green Frog

Green Toad

Green Treefrog

Greenhouse Frog

Mountain Yellow-legged Frog

Northern Cricket Frog

Northern Leopard Frog

Oak Toad

Ornate Chorus Frog

Pacific Treefrog

Pine Woods Treefrog

Plains Spadefoot

Red-legged Frog

Red-spotted Toad

Southern Leopard Frog

Southern Toad

Spring Peeper

Squirrel Treefrog

Tailed Frog

Texas Toad

Western Spadefoot

Western Toad

Wood Frog

Woodhouse's Toad

Arboreal Salamander

California Giant Salamander

California Newt

California Slender Salamander

Dunn's Salamander

Dwarf Waterdog

Eastern Newt

Eastern Red-backed Salamander

Ensatina

Four-toed Salamander

Greater Siren

Green Salamander

Grotto Salamander

Hellbender

Larch Mountain Salamander

Lesser Siren

Long-tailed Salamander

Long-toed Salamander

Marbled Salamander

Mole Salamander

Mount Lyell Salamander

Mud Salamander

Mudpuppy

Northern Dusky Salamander

Northern Slimy Salamander

Pygmy Salamander

Red Salamander

Red-bellied Newt

Rough-skinned Newt

Seal Salamander

Spotted Salamander

Spring Salamander

Tiger Salamander

Two-toed Amphiuma

Yonahlossee Salamander

shorter is toads, frogs, penguin, newts salamander's and lots more undiscovered