-They are both male and female in their lifecycles

- Their extensions of their foot are used to chase their prey

-Their muscles are used to especially pursue prey

-They have a reduced shell (scientific name is after the Greek for "naked body")

- Because of their male and female reproductive organs, they fertilize internally

- They are translucent with a reddish tail and mass

-Have special eating adaptations, they have a special apparatus that extends out when latching onto their prey using their six buccal cones

- They have wings to help with movement

- Do not have eyes

- Only grow up to be 5cm

- Sea angels eat only Sea butterflies which contain lipids that allow sea angels to survive in the winter

- They have tentacles attached to suckers, to help them catch their prey

- Have chemical detectors to detect their prey and are located on its head (the "horns")

- They are deterrent, which avoids them from being eaten by predators

-Sea angels eat sea snails using their feet, sea snails then eat the smaller organisms called diatoms and sea angels turn into food for bigger fish like Salmon

- Burning carbon into the atmosphere faster than phytoplankton could remove it could potentially worsen global warming

- Decaying plankton produce the seaside smell

- Phytoplankton creates the clouds in the sky