Suppliers of Frogs and Tadpoles for the Classroom and the Scientific Community

Xenopus laevis Wild Type I Xenopus laevis Lab Bred I Xenopus laevis Albino
Xenopus borealis I Xenopus tropicalis I Xenopus muelleri
Frog & Tadpole Diets I Xenopus Enrichment I Water Conditioners

Female Wild Type Xenopus Laevis
For a Really Wild Animal Pole !

  Xenopus laevis
"Wild Type"

We highly recommend our "Wild Type" Xenopus laevis
These colossal sized specimens are perfect for harvesting
high quantities of large firm oocytes for microinjection.
IMP XL M Adult Male Xenopus laevis ( 7.5 - 9 cm)  $22
IMP XL FM Adult Female Xenopus laevis (10 -14 cm) $30
HCG IMP FM hCG injected Mature Female Xenopus laevis FAQ $32
OP IMP FM Oocyte Positive hCG Tested Female Xenopus laevis FAQ $32

Female and Male Lab Bred Xenopus Laevis

Xenopus laevis - Lab Bred
"Wild Type" Pigmented

Purpose Bred Specimens

LB XL M Lab Bred Adult Male Xenopus laevis $22
LB XL FM Lab Bred Adult Female Xenopus laevis ( 9+ cm) $30
LB HCG XL FM hCG Injected Adult Female Xenopus laevis (9+ cm) FAQ $32
LB OP XL FM Oocyte Positive Female Xenopus laevis (9+ cm) FAQ $32

X. Laevis Tadpoles X. laevis Pollywogs Xenopus laevis -
Lab Bred Tadpoles & Juveniles

Tadpoles selected by Nieuwkoop and Faber Stages that you request.

TAD Xenopus laevis Young Tadpoles 100 per unit.
Please Specify Uncurling arrive around 38 NF <ST37-40
Free Swimming 1 day arrive <ST41-42
TAD 1 Xenopus laevis Tadpole with Hind Limbs (NF St 48 - 57) $ 1.50
TAD 2 Xenopus laevis Tadpole with Hind Limbs and Arms (NF St 58 - 62) $ 2.00
TAD 3 Xenopus laevis Frog with Tail (NF St 63 - 65) $ 2.50

SM XL Small Pigmented Xenopus laevis Froglet (unsexed NF St 66)
Quantity Discounts Available.
$ 3
M XL Medium Pigmented Xenopus laevis Frog -Sexed $12
Y XL Young Adult Xenopus laevis Frog Male or Female $15

Female and Male Albino Xenopus Laevis


laevis - Lab bred (Albino)

  Albino Pollywog   Albino Froglet with Tail

Tadpoles selected by Nieuwkoop and Faber Stages that you request.

ATAD Albino Xenopus laevis Young Tadpoles 100 per unit
Please Specify Uncurling or Free Swimming.
ATAD 1 Albino Xenopus laevis Tadpole with Hind Limbs (NF St 48 - 57) $ 1.50
ATAD 2 Albino Xenopus laevis Tadpole with Hind Limbs & Arms (NF St 58 - 62) $ 2.00
ATAD 3 Albino Xenopus laevis Frog with Tails (NF St 63 - 65) $ 2.50

SM A XL Small Albino Xenopus laevis Froglet (unsexed NF St 66) $ 3
M A XL Medium Albino Xenopus laevis Frog -Sexed $12
Y A XL Young Adult Albino Xenopus laevis Frog Male or Female $15

A XL M Sexually Mature Albino Xenopus laevis Adult Male ( 7.5 - 9 cm)  $22
A XL FM Albino Xenopus laevis Adult Female ( 10+ cm) $36
HCG A XL hCG Post-injected Adult Female Albino Xenopus laevis 10+ cm) $38
OP A XL Oocyte Positive hCG Tested Albino Xenopus laevis ( 10+ cm) $38

Reticulated Xenopus Laevis Albino
Reticulated Albino Xenopus

  Xenopus laevis - Lab bred (Albino Reticulated Pattern)

ARP XL Small Albino Reticulated Xenopus laevis Froglet (unsexed) $15
ARP XL MED Medium Albino Reticulated Xenopus laevis Male or Female $25
ARP XL M Albino Reticulated Xenopus laevis Adult Male $35
ARP XL FM Albino Reticulated Xenopus laevis Adult Female $75

Tetraploid 2n=20
Size: Medium to Large
Adult female SVL 65-95 mm

  Xenopus muelleri- Lab bred

Common Name: Mueller's Clawed Frog
Origin: Eastern and Southern Africa.

XM M Sexually Mature Xenopus muelleri Adult Male $28
XM FM Sexually Mature Xenopus muelleri Adult Male $28

Lab Bred Xenopus tropicalis
Xenopus (Silurana) tropicalis

  Xenopus (Silurana) tropicalis - Lab bred

  All stock originate from Grainger Lab Strains. Our Adults are at least 1 year old.

Common Name: Tropical or Nigerian Clawed Frog
Origin: West Africa. Senegal to Cameroon.
Diploid 2n=20
Size: Small to medium
Adult female SVL 43-55 mm


XT M Sexually Mature Xenopus (Silurana) tropicalis Adult Male $28
XT FM Sexually Mature Xenopus (Silurana) tropicalis Adult Female $28

Xenopus Borealis

  Xenopus borealis- Lab bred

These are beautiful frogs. Dorsally they are a purplish gray tint with spots. Ventrally they have white stomachs and sulfur yellow colored legs with purple spots. A hobbyist's favorite. Can live in same tank with X. laevis. Males have an amazing loud call.

Common Name:
Kenyan Clawed Frog
Origin: Kenya
Tetraploid 2n=2X=36
Size: Medium
Adult female SVL 73-95 mm

XB M Sexually Mature Xenopus borealis Male $28
XB FM Sexually Mature Xenopus borealis Female $28


NB-XL - Xenopus Non Breeder/Cull

Responsible alternative for researchers, biologists, teachers, and lab classroom instructors.

"NB-XL" Xenopus (above)
Grass frogs, Leopard frogs
 or Bullfrogs

(Lithobates pipiens, Rana pipiens or
Rana catesbeiana)

ALL FROGS are GROWN at our Facility.

    Save Wild FrOGS... 


Wild caught amphibians like Bullfrogs, Grass frogs, even Xenopus can have parasites. Wild frogs can introduce and possibly spread disease. Collection of wild amphibians cause damage to environments and local ecosystems.

Replace Wild Collected Frogs like Grass frogs, Leopard frogs or Bullfrogs (above) Our Purpose Bred Xenopus (left)

Available in 2 sizes.

NB-XL / Non Breeder / Cull Xenopus sp. 2 1/2 " (snout to vent length) MEDIUM $12.00
NB-XL / Non Breeder / Cull Xenopus sp. 3 + " (snout to vent length) LARGE $15.00

Frog Food /Xenopus Diets
Xenopus express
has developed exclusive and complete Xenopus diets through the years. Formulated to our rigid specifications to provide laboratories and hobbyists with premium grade African Clawed Frog Food. Manufactured under ISO 9001:2000 guidelines. Our African Clawed Frog Food is without a doubt the most complete balanced and stable diets.  Feeding Info

SFF-3/32" Sinking Frog Food

What we Feed our Colony.

  Xenopus express™Premium
Sinking Frog Food
Juveniles and Adults (100% sinking)

SFF-Sinking Frog Food 3/32" (1 Lb.) $5.00

FFF- 3/32" Floating Frog Food

  Xenopus express™Premium
Floating Frog Food
Juveniles and Adults (50% floating, 50% sinking)

FFF-Floating & Sinking Frog Food 3/32" (1 Lb.) $5.00

FFF2- 3/16" Floating Frog Food

  Xenopus express™Premium
Floating Frog Food
Large Adults (100% floating)

  FFF2-Floating Frog Food 3/16" (1 Lb.) $5.00

TP-Tadpole Powder

  Xenopus express™Premium
Tadpole Food / Powder

Super Premium Tadpole Diet is for all stages of tadpoles. Makes one gallon (recommended) or may be sprinkled in dry.

TP-Tadpole Powder $5.00

IXD-Irradiated Xenopus Diet

Irradiated Adult Xenopus Diet

Xenopus express™ has partnered with Zeigler® to offer an Irradiated Xenopus food. These 3.0 mm Floating Pellets contain all necessary nutrients for a complete diet. Formulated to minimize excreted waste to help maintain optimal water quality. Manufactured under ISO 9001:2000 guidelines to ensure quality and consistency and then irradiated inside a 12 oz resealable foil bag. Use within 3 months of opening. Unopened bags may be stored up to two years. Click for Ingredients and analysis.

IXD-Irradiated Xenopus Diet (12 oz) $19.99


Full House


Xenopus Enrichment Tube
Make your frogs happy with our Xenopus Enrichment Tubes.

PVC Tubes are 4" in diameter by 11" long. Xenopus sp. naturally like to hide.
These frog tubes are enriching and comforting to your frogs. Hand cut to length and sanded.

XET Xenopus Enrichment Tube $9.99

Xenopus Enrichment Pad

Xenopus Enrichment Pad
Xenopus tropicalis / Silurana
sp. love to bask on the pads. Larger Xenopus sp. hide below them.

XEP Xenopus Enrichment Pad $6.99


What We Use !


Keep your frogs healthy! Lymnozyme, when used on a regular weekly basis, will keep the Aeromonas, Pseudomonas (the cause of
Red-Leg) and other pathogens levels so low, they will not affect your frogs. Lymnozyme study and brochure (PDF file):LymnoStudy_brochure_2007.pdf

New improved formula requires no refrigeration. Product remains viable at room temperature for over 2 years

LZ LymnoZyme 8oz Bottle (Treats 2,365 gal) $15.99

  AmQuel®PLUS Water Detoxifier
  • For Chlorine, Chloramine, And Ammonia Removal
  • A True One-step Liquid Chlorine, Chloramine, And Ammonia  Remover
  • Nontoxic To Fishes, Aquatic invertebrates, And Other Aquatic Life
  • Fast Acting Within Five Minutes, Simple To Use
  • Effective In Removing Toxic Pheromones From The Water
  • Does Not Remove Any Oxygen From The Water
  • Amine-Free
  • An instant, easy-to-use, water detoxifier that performs over six vital functions.  It removes ammonia, chloramine, toxic pheromones, and chlorine.  It is used for water changes, crowded aquaria, and control of toxic ammonia during the nitrogen cycle. 
    Has increased ability to neutralize all Nitrates and Nitrites. Recommended dosage: 1 teaspoon per 10 gallons of water. 

    AMQ Amquel Plus Detoxifier 16 oz. (Treats 960 gal) $11.99

    NovAqua PLUS
    ® Water Conditioner
  • Replaces Frogs' Lost Skin Slime With Virus and Bacteria Resistant Coatings
  • Adds Electrolytes To The Water Necessary For Fish Health
  • Disassembles Toxic Chloramines In The Water And Removes Chlorine
  • Removes Copper And Other Heavy Metals From the Water
  • Stabilizes By Buffers pH Of Tap Water
  • Amine-Free
  • NovAqua provides a protective coating when the natural slime has been removed due to injury, disease or rough handling. Detoxifies heavy metals and is capable of eliminating free copper ions. NovAqua aids in concentrating certain drugs and antibacterials at the diseased or damaged site. NovAqua also neutralizes chlorine (free and combined). Its buffering action is designed to assist aquatic organisms in adapting to new environments and to prevent pH shock

    NA NovAqua+ Water Conditioner 16 oz. (Treats 960 gal) $10.99

    1-800-936-6787   Purchase Orders, Quotations
     and/or Questions:


    We accept American Express
    We accept Visa and Mastercard
      Payment We accept Purchase Orders, Money Orders, PayPal, American Ex, Discover, Mastercard and VISA
    Terms net 30 days.
    We request pre-payment on international orders via credit card or Paypal on dry goods orders.


    Live arrival is guaranteed** with Next Day Air delivery. Most packages arrive by 10:30 am.

    Shipments go out Monday-Thursday, though there are exceptions.
    Please e-mail for shipping quote.

    **Live arrival guarantee: with Next day delivery live arrival is absolutely guaranteed with no exceptions unless stipulated in advance. Guarantee covers replacement frogs, if available, or credit towards next order. All claims for DOA's should be made the day the box arrives.

    Click here for info on receiving new arrivals

    Our frogs are shipped in enviro-friendly eps polystryene coolers in a special media for cushioning and take great care to ensure their transit is as swift and stress-free as possible.

    Heat and cold packs are used as needed.

    A single box can transport 1 to 15 adult female Xenopus frogs or up to 30 adult male Xenopus frogs.

    A $6.00 Charge is applied to each box used for frogs in transit.

    *Our Guarantee is Simple...All animals are guaranteed for LIVE arrival and to your satisfaction.  (Overnight Delivery ONLY!)


    Printable Price Sheet

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