A freshwater rotifer Collotheca ornata. This is a filter-feeding invertebrate that attaches itself to various surfaces and captures prey with a really sophisticated corona that works like a trap. The image is made with a 20x objective.
Hydra sp. - a freshwater cnidarian. The size of the animal is about 1 cm. The photo is also known under the name "Dancing hydra." Unlike many other images, it's a single almost unedited shot.The image won the first place in a Russian contest "Art of Science Festival 2012"
Scapholeberis mucronata,a head and an eye of a water flea. The size of the whole animal is about 0.6 mm, while the head is just a small part of the body. This image is made with a 100x lens with DIC illumination.
