Hydromyles globulosus

Hydromyles globulosus is the only species of sea slug in the genus Hydromyles, and the only member of the family Hydromylidae. It is commonly found in the Indo-Pacific Ocean. The species is pelagic, carnivorous and viviparous. They are unique among sea angels in that they brood their young. Their young develop within the body of their mother, and emerge as juveniles. They are capable of producing an ink-like substance, which they release if disturbed.