"WardsSci000474"

Bullfrog tadpoles are great for demonstrating metamorphosis in the classroom.

Place these eggs in a brine solution for two days in order to make the shrimp (Artemia) hatch. Our special processing technique allows you to store the eggs for nearly indefinite periods of time. 7 grams.

Dehydrated Preserved

Formalin preserved earthworms. Available in vacuum packs or jars.

Often mistaken for beetles, these wingless crustaceans live their whole lives on land, feeding on decaying organic matter.

Foramlin preserved mussels. Available in pails.

Zygomycete. Common black bread mold. Lab contaminant. Mating strain, cross with Rhizopus stolonifer (nigricans) (-) to produce zygospores. Incubation temperature 25°C. Potato dextrose agar growth medium.

Put a piece of Earth's ancient history in the hands of your students.

Create a balanced ecosystem in your aquarium with the addition of these small, freshwater algae eaters. They reproduce rapidly, laying their eggs on the glass sides of the aquarium.

Teach your students about the complete metamorphosis of an insect with these mealworms.