"Ward's Phenomena"

You will receive a sample of both green and brown hydra mixed together, allowing you to observe the differences between the two organisms.

These unique salamanders keep their gills and stay fully aquatic even into adulthood, making them ideal subjects for embryological and developmental studies.

Use this representative collection to introduce your students to a variety of simple living organisms.

These industrious scavenger insects devour organic matter — the larvae will even clean a skeleton of muscle, skin and cartilage.

This large predatory frog will eat any other organism smaller than itself, including smaller bullfrogs; keep similar-sized frogs together to avoid cannibalism.

One culture containing brown, black and white planaria is useful for comparative study.

Hydra are tiny animals closely related to jellyfish. They can be carnivorous as well as photosyntheic due to their symbiotic relationship with green algae Zoochlorellae.

Cockroaches are widely used in labs for physiological, behavioral, structural, and developmental studies.

These small aquatic amphibians breed readily in a freshwater tropical aquarium.

This is the most widely studied Turbellarian, a free-living flatworm commonly used in science fair projects.