"Biology Clearance"

Alcohol preserved fleas. Available in vials.

Marine. Filamentous; polysiphonious construction. Collected.

Characterized by reddish plastids (rhodoplasts).

Shows the development of ossified tissue.

Expand The Filtration Capacity Of Your Aquaria.

Formalin and Alcohol Preserved

With water temperature being such a critical factor for the well-being of fish, it's important to have a good thermometer. This Marina Standing Thermometer is designed to sink to the bottom of the aquarium and remain in a vertical position.

Ideal for Collision and Pendulum Demonstrations

Converging and diverging mirrors for optical experiments.

Explore Voluntary Muscle Structure

Demonstrate refraction and internal reflection.

Formalin Preserved

Formalin Preserved

Wheat rust. All spore stages: pycnia, aecia, telia, and uredia.

Anatomy of a gymnosperm.

Demonstrates Morphological Differences

A centerpiece display for your aquarium.