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hairy frog

Meet the Hairy Frog

  • 12 July, 2019
  • Critterman
  • 36 Comments
  • 14873 Views
  • 63 Likes
Daily Critter Facts, Amphibian Facts, Frog Facts

The hairy frog, aka the Wolverine frog, or horror frog, hails from Democratic Republic of the Congo, Cameroon, Equatorial Guinea, Nigeria, Gabon, and potentially in Angola. It’s preferred habitats are subtropical or tropical moist lowland forests, rivers, plantations, arable land, and heavily degraded former forest areas. What makes this frog really unique is not only that it’s hairy, but that it has a secret weapon. This article is on special request from my friend Andrew.

First the Stats…

Scientific name: Trichobatrachus robustus
Weight: Up to 5+ ounces
Length: Up to 4+ inches
Lifespan: Up to 15 years

Now on to the Facts!

1.) These frogs are terrestrial (spend most or all of their lives on the ground).

2.) This species has small lungs, and the hairlike strands of skin give the male a better ability breathe while mating.

3.) The hairy frog is listed as Least Concern by the IUCN.

4.) Like all amphibians, the Wolverine frog breathes, in part, through their skin. They also don’t drink standing water, but rather absorb water through their skin.

5.) These frogs prefer to flee when faced with a threat. However, if just the right situation presents itself, they have a secret weapon.

But wait, there’s more on the hairy frog!

6.) If the hairy frog is cornered, they have the ability to break the cartilage connection at the near tip of their toe bones which reveals a sharp bone spur, via muscle contraction, like Wolverine, that can then be used as a weapon.

7.) Prey items consist of insects and arachnids. This food is swallowed whole with the help of their hands and pushed down the throat, in part, by their eyeballs.

Did you know…?
Once the claws are no longer needed, they retract their new claws and the cartilage heals to hold the bone back in place.

8.) This species is cooked and eaten in Cameroon. They are hunted with spears and/or machetes. The Bakossi people believe that these frogs fall from the sky and, when eaten, help couples become fertile.

9.) Hairy frogs are nocturnal (active at night).

10.) It is not known if the spurs stay exposed. But they do heal, in time.

Now a Short Hairy Frog Video!

Also, check out the Critter Science YouTube channel. Videos added frequently!

Want to suggest a critter for me to write about? Let me know here.

Learn more about all kinds of cool critters, right here!

Some source material acquired from: Wikipedia & IUCN

Africaamphibianbonefroghairy frogwolverine
Critterman

With over 50 years of critter experience to my credit and hundreds of zoology teaching hours to people around the world, I have amassed not only a continuing thirst for critter knowledge but a desire to teach others all I can about the majesty and wonder of our natural world. Critter Science is a culmination of such knowledge. I have hands on as well as book acquired intel on all kinds of critters. Whether they're on land, sea, or in the air. I will never say that I know everything about all animals. That's impossible, even for a savant. But, that being said, ask me any animal question and I'll answer it. If I don't know the answer, I'll get an answer for you!

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36 Comments
  1. Reply
    Max April 16, 2025

    What do they do all day?

    • Reply
      Critterman April 17, 2025

      Sleep, mostly.

  2. Reply
    Dingleberry December 6, 2024

    Do the African hairy frogs have other cool facts

    • Reply
      Critterman December 9, 2024

      Only the males have the hair-like protrusions. Contrary to most all other frog species, the males of this species are larger than females. Tadpoles are carnivorous (eat meat) and have numerous horned teeth.

  3. Reply
    Dingleberry December 6, 2024

    That is very cool

  4. Reply
    The ONE December 4, 2024

    What is their defense

    • Reply
      Critterman December 5, 2024

      The hairy frog has a special adaptation in its toes that allows it to break its own bones. If this frog feels threatened, it will contract the muscles in its feet, causing the bones to break and push through the skin, forming sharp claws. This has earned them the nickname of the Wolverine frog.

  5. Reply
    Dingleberry December 3, 2024

    What do they eat

    • Reply
      Critterman December 4, 2024

      They are insectivores. They eat a variety of invertebrates, like moths, flies, worms, beetles, roaches, and more.

  6. Reply
    Coner December 3, 2024

    How much babies do they produce

    • Reply
      Critterman December 4, 2024

      It is estimated that they produce between 150 – 500 eggs each breeding season.

  7. Reply
    Nobody December 2, 2024

    how much hair does it have

    • Reply
      Critterman December 2, 2024

      The “hair” is actually papillae. These papillae are thought to allow for increased gas exchange during a time when the frog is experiencing increased metabolic activity. The “hairs” grow on their sides and thighs. But aren’t true hairs, aka capillum, like humans and animals have, that are made of keratin. I hope this helps.

  8. Reply
    shawn December 18, 2023

    this story about the hairy frog is very cool thank you so much

    • Reply
      Critterman December 19, 2023

      You are very welcome.

  9. Reply
    Camille December 11, 2023

    What is its lifespan?

    • Reply
      Critterman December 12, 2023

      Hairy frogs live up to 15 years.

  10. Reply
    mellynnie December 11, 2023

    thank you helped with my research for school my class was supposed to right about an animal or two and i chose the African hairy frog, and this helped me with my research so much! thank you!

    i did not copy any other comment.

    • Reply
      Critterman December 12, 2023

      Glad Critter Science was of use to your assignment. Come back often for more cool critter knowledge.

  11. Reply
    Dominic November 9, 2023

    Thank you this helped with my research

    • Reply
      Critterman November 10, 2023

      You are welcome! Come back soon to learn more.

  12. Reply
    Zoe Gooden-P.S 249 Caton School November 8, 2023

    Thank you so much! This is very helpful 😀

    • Reply
      Critterman November 8, 2023

      You are very welcome!

    • Reply
      Oscar April 24, 2024

      yes

  13. Reply
    URMOM October 25, 2022

    Thank you for this masterpiece i cried while reading this, it is truly beautiful.

  14. Reply
    cora October 4, 2022

    it helped me on my school report thank you

    • Reply
      Critterman October 4, 2022

      You’re very welcome.

  15. Reply
    sarah March 11, 2022

    this helped a lot on my school report am in 7th so this did help alot
    thank you so much

    • Reply
      Critterman March 16, 2022

      Glad I could help!

  16. Reply
    Abby March 3, 2022

    Thank Youuuuuuuuuuuuuuuuuuuuuu 🙂

    • Reply
      Critterman March 16, 2022

      You betcha!

  17. Reply
    Calli ;3 March 2, 2022

    I got most my facts here 😀

  18. Reply
    Calli ;3 February 28, 2022

    THANK U CRITTER SCIENCE!!!!

    • Reply
      Calli ;3 March 2, 2022

      THANK UUUUUUUUU

    • Reply
      Critterman March 16, 2022

      Absolutely!

  19. Reply
    Levi :D February 7, 2022

    This was so helpful for an assignment I’m doing, gave me 80 percent of the answers I needed! ^^

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