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Ladybugs are well-known as beneficial insects. Useful for feeding behavior and for biological control studies. Package of 100.
The body of a Green Hydra is long and skinny. Just like jellyfish they have stinging tentacles. Gree...
Vorticella is a stalked inverted bell-shaped ciliate. Each culture contains enough for 30 students.
Spirostomum is one of the largest of protozoa and almost big enough to see with the naked eye.
A mixture of five or more forms of ciliate of our choice. Shipped in a 2 oz. jar enough for 30 stude...