Ondina perezi
Ondina perezi is a species of marine animal, more specifically a sea slug or nudibranch. Description

O. perezi, like other nudibranchs, is a soft-bodied marine mollusk known for its vibrant and striking appearance. While the specific coloration and patterns can vary, they typically exhibit bright and contrasting colors, often featuring intricate designs or patterns on their skin. These colors can serve as a warning to potential predators, indicating that they may be toxic or unpalatable. Nudibranchs are known for their lack of a protective shell, which sets them apart from other snails. Instead, they have evolved other means of defense, such as toxic secretions or camouflage. Nudibranchs are carnivorous and feed on a variety of prey, including small invertebrates like hydroids, sea anemones, and sponges. Some nudibranchs have specialized diets and may incorporate toxins from their prey into their own tissues, which can make them toxic to predators. Nudibranchs are generally slow-moving creatures that glide along the ocean floor or the surfaces of rocks and corals. Their colorful appearance is believed to serve as both a warning to potential predators and a means of communication with other members of their species. Like other gastropods, nudibranchs are hermaphrodites, meaning they possess both male and female reproductive organs. They engage in a unique courtship ritual during which they exchange sperm packets. After mating, they lay eggs, which are often laid in spiral-shaped gelatinous masses. O. perezi, like many other nudibranch species, plays a role in marine ecosystems as both predator and prey. They are also of interest to marine biologists and underwater enthusiasts due to their stunning colors and intricate patterns. Distribution
This species occurs in the following locations:
 United Kingdom Exclusive Economic Zone, Faroes
 European waters : from Southern Sweden to Northern France. References

External links
 O. perezi at Encylopedia of Life
 O. perezi at GenBank
 O. perezi at World Register of Marine Species

Pyramidellidae
Gastropods described in 1925