Hadenoecus
Encyclopedia
Hadenoecus is a genus of common cave cricket
Rhaphidophoridae
The orthopteran family Rhaphidophoridae includes the cave wetas, cave crickets, camelback crickets, camel crickets, spider crickets and sand treaders, of the suborder Ensifera; in some regions, such as Missouri and Virginia, these crickets are referred to as "Cricket Spiders"...

 of the southeastern United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

. The Mammoth Cave system in central Kentucky
Kentucky
The Commonwealth of Kentucky is a state located in the East Central United States of America. As classified by the United States Census Bureau, Kentucky is a Southern state, more specifically in the East South Central region. Kentucky is one of four U.S. states constituted as a commonwealth...

 is populated by the species Hadenoecus subterraneous.

An interesting characteristic of these crickets is their long antennae and powerful rear legs which allow for quick movement in the dark cave system. When threatened, H. subterraneous will jump and turn up to 180 degrees before landing again and jumping in another direction. This is suspected to be an adaptation to escape predators.

Much research has been conducted on the ecosystems of which the cave cricket is a part.
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