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Coastal Tailed Frog

Ascaphus truei

The Coastal Tailed Frog is a special little frog that lives near cool, clean streams. It has a unique tail that helps it swim and cling to rocks in the water. These frogs love to hide under leaves and stones!

Habitat: Mountain regions

Appearance

The Coastal Tailed Frog is a small, flat-bodied amphibian, typically brown, gray, or olive with darker mottling, helping it blend into stream beds. Its skin is rough and warty, and males possess a distinctive, tail-like cloacal extension, setting it apart from other frogs.

KingdomAnimaliaPhylumChordataClassAmphibiaOrderAnuraFamilyAscaphidaeGenusAscaphus
Coastal Tailed Frog
webbed_feet trait badgeclimbing trait badgesolitary trait badgesinging trait badge
Coastal Tailed Frog

Category

Amphibians

Rarity

Common

Danger

1/5 · Very low

Snaps

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Interesting facts

Tadpoles can take up to four years to become a frog. Wow!

They are among the most ancient frog species on Earth!

They use their strong front legs to flip over stones to find food!

Unlike almost all other frogs, they never make a croaking sound.

Special abilities

Ability

Tail-End Reproduction

Coastal Tailed Frogs have a unique 'tail' for internal fertilization, preventing sperm washout in their fast-flowing stream homes.

Ability

Rock Climber Tadpole

Young tadpoles have a huge, suction-cup mouth that helps them cling tightly to slippery rocks in rushing water.

Ability

Silent Survivor

They lack vocal cords and ear drums, communicating subtly while enduring the noise of powerful aquatic habitats.

Ability

Cold Water Endurance

These frogs possess a low metabolic rate, allowing them to thrive and develop slowly in very cold mountain streams.

Measurements & details

Length
2.5-5 cm
Weight
0.005-0.015 kg
Lifespan
10-20 years
Top Speed
0 km/h
Clutch Size
30-80
Metamorphosis
365-1460 days

Diet & Feeding

They munch on small bugs and other tiny creatures they find in and around their chilly stream homes.

Age differences: Tadpoles graze on algae and diatoms from rocks, while adults hunt insects and other small invertebrates.

Primary Foods

  • Spiders
  • Beetles
  • Flies
  • Springtails
  • Mites

Foraging Method

  • Foraging

Ecological connections

Traits

Also known as

No aliases listed yet.

Collections

Safety

Danger

1/5 · Very low

Always look but don't touch frogs, as they can be delicate and need their homes to stay safe.

Frequently Asked Questions

How long is Coastal Tailed Frog?

2.5-5 cm

How much does Coastal Tailed Frog weigh?

0.005-0.015 kg

How long does Coastal Tailed Frog live?

10-20 years

How fast can Coastal Tailed Frog move?

0 km/h

What does Coastal Tailed Frog eat?

They munch on small bugs and other tiny creatures they find in and around their chilly stream homes.

Where is Coastal Tailed Frog usually found?

Mountain regions

How does Coastal Tailed Frog hunt?

Foraging

How many eggs does Coastal Tailed Frog lay?

30-80

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