Descendants of Common Porpoises.
These are some of the most durable physical creatures in the known universe. They not only can withstand the energy emitted from a pulsar, but they feed off it.
Large pods form enormous communities around pulsar stars, effectively blacking them out.
Colonies are intentionally formed around every pulsar star that has the potential to impact any Celestial Cetacean territory.
Currently they are being observed traveling from their respective pulsars and moving towards a singular point in the Celestial Cetacean territory.
Size is about 5ft long.