Western Hercules Beetle

This Southwestern native has a long, curved horn on the heads of males that is used only against other males.

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Image Credit: Matt A.

Full-sized image #1 of the Western Hercules Beetle

Thumbnail image #1 of the Western Hercules Beetle

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Image Credit: Richard S. taken in Red Rock Crossing, Sedona, AZ

Full-sized image #2 of the Western Hercules Beetle

Thumbnail image #2 of the Western Hercules Beetle

TAXONOMY:

Kingdom: Animalia

Phylum: Arthropoda

Class: Insecta

Order: Coleoptera

Family: Scarabaeidae

Genus: Dynastes

Species: granti

The Western Hercules Beetle is also known by the name(s) of: Grant's Hercules Beetle; Southwestern Hercules Beetle. The Western Hercules Beetle is typically 1.7 inches to 2.3 inches (45mm to 60mm) in size and has the following descriptors / identifiers: large; horn; speckled; flying.

Color Identification Guide

Various colors commonly associated with this beetle.

Beetle Anatomy

Territorial Area Map (Visual Reference Guide)

The map below showcases (in blue) the states and territories of North America where the Western Hercules Beetle may be found (but is not limited to). This sort of data can be useful in seeing concentrations of a particular species over the continent as well as revealing possible migratory patterns over a species' given lifespan. Some species are naturally confined by environment, weather, mating habits, food resources and the like while others see widespread expansion across most, or all, of North America.

Alaska

Hawaii

Prince Edward Is.

Contiguous United States shape map layer graphic

Arizona

New Mexico

Utah

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