These are land hydras who live somewhere deeper than Hollow Earth, First earth. They are the smallest of the species but are the strongest. They are base on land Mammals. They currently are allies with The flying hydras, Hikōhydras.

They are based on The air Bison

They are based on Ghidorah but have 6 arms and two legs with large wings on back. All hydras have 3 hearts one for speed, one for ability to regenerate and one to keep them alive. They also can lift things bigger than Ghidorah and are the more advanced than the hydras, building axes and armor. They are worship by a group of humans in the ancient island far from the other hydras eyes. They prey on mostly land animals and are either Furry or scales creatures. Furry animals are completely bald in the summer and grow fur in the winter

They reproduce in any Sexuality and sexualy. They can live up to million years old and have usually a hatch of 2 to 16 babies a litter 

A family of them is called a Mami

How they attract mates is that the females will give off a scent and males will approach and do a song for the female. If their are two males they fight until death or the other runs away. They are mates for life and can separate. Parents are involved and protected. Children are treated like the best thing, mating or mistreating one is frowned upon and they have tight Mimi bonds.