Ladybugs are well-known as beneficial insects. Useful for feeding behavior and for biological control studies. Package of 100.
Vorticella is a stalked inverted bell-shaped ciliate.
Peranema are small flagellates and range in size from 20-70 um in diameter. They are very active pre...
Hydra develops from an outgrowth or bud due to cell division at one particular site.
Preserved lumbricus segmented earthworms. Carefully straightened, each with a clitellum. 9"-12" in l...