Hydra sp., a freshwater cnidarian. The size of the animal is about 1 cm.
Bryozoans (Cristatella mucedo), colonial filter-feeder animals that are common in freshwater habitats. The picture shows top of a colony with multiple polyps.
Bryozoans (Cristatella mucedo), colonial filter-feeder animals that are common in freshwater habitats. The picture shows the top of a colony with multiple zooids.
