Includes one each of ascaris, gonionemus, plain hydra, budding hydra, sheep tapeworm, planaria, 3"-5" plain starfish, 2"-3" plain crayfish, large-plain romalea, 3"-3-1/2" plain crayfish, freshwater sponge, nor..

Includes necessary materials plus special instructions for prolonging the life of your inflatable lungs. Kit includes: spray bottle with special fluid to keep lungs moist, towel to moisten and wrap around lungs, nylon thread and needles (to repair tears..

Replacement lungs. No racking included. Contains guide, container, and lungs only.

*NOTE: This product contains natural tissue (color may vary).

Click here to download important care information.

Replacement lungs. No racking included. Contains guide, container, and lungs only.

*NOTE: This product contains natural tissue (color may vary).

Dried and fumigated owl pellets wrapped in aluminum for students to investigate the diets of owls as birds of prey. The pellets are easily dissected to expose skulls and other skeletal parts. The undigested remains of animals provide bones, teeth, hair,..