Sailors rely on Hunreon to rescue those lost at sea, as its swimming agility lets it cut effortlessly through rough waves. Wrapping its comfortably warm coils around people, it protects them from hypothermia.
Hunreon's fluffy fur releases heat into the air so that its body does not get excessively hot. To withstand the crushing water pressure deep under the sea, its spine is very thick and sturdy.