"VWR"

Freshwater. Filamentous. Trichomes radiating from basil heterocysts. Basic culture solution.

Shipped in a form that provides the best quality specimen. Most are supplied in 16 x 125 mm tubes, 2 oz. jars, or 8 oz. jars.

Formalin preserved sheep brain, pig brain, and horse brain supplied in a pail.

Museum mounts are the ideal supplement for classroom dissection.

Without Glued-On Grains That Wear Off, Chart Stands up to Repeated use.

These organisms help keep your freshwater aquarium clean by eating algae and detritus; they won’t eat any plants included in the aquarium.

Freshwater. Filamentous. True branching, dimorphic structure. Basic culture solution.

Shipped in a form that provides the best quality specimen. Most are supplied in 16 x 125 mm tubes, 2 oz. jars, or 8 oz. jars..

Dark, coarse-grained, and composed chiefly of hornblende.

Mature specimens of this widely studied annelid are provided.

The nocturnal hermit crab uses “borrowed” shells to protect its relatively soft body, changing shells as it grows larger.

These packs feature representative fossils from the phanerozoic eon.

Your frog is shipped in a plastic container with damp sphagnum moss as cushioning. It should be placed in a prepared habitat shortly after arrival.

Your scorpion is shipped in a plastic container with sphagnum moss as cushioning. It should be placed in a prepared habitat upon arrival.

To assist in the differentiation of enteric organisms the medium provides three tests - indole production, production of hydrogen sulfide by organisms that can reduce sulfur, and motility.

With the magnet is on the outside, it's easy to see the science behind these eddy tubes.

Full skeleton in a curled position. From a mammal-like group known as cynodonts. In relief on a 7×8¹/₄" slab. Resin. South Africa.

Rectum, bladder with prostate and testicular ducts are clearly shown on this life-size models that offers views of both the external and internal male genital organs. Model is numbered, mounted on base, and includes a key card.