The giant stag beetle is enormous, the males reaching 1½ inches in length without the mandibles, and nearly 2½ with them. Josh and his dad have been sent lots of sightings. Male stag beetles use their jaws to wrestle each other for favoured mating sites, but despite their often fearsome appearance they are not normally aggressive to humans. Your email address will not be published. So you’ve found a stag beetle; what should you do next? As a result, it seems that stag beetles are slowly being pushed out. Take great care when removing old shrubs in your garden and do try to keep tree stumps as they provide an important habitat for these endangered beetles… Access the latest publications by SRS scientists. There are 30 different species of stag beetles in the US. Most Stag Beetles live for only a few weeks after emerging as an adult, with many dying during the winter. They are a group of about 1,200 species. Stag beetles live in woodland edges, hedgerows, traditional orchards, parks and gardens throughout Western Europe including Britain – but not Ireland. These ground beetles live under stones and logs, or under your porch, and they are totally harmless to humans: in fact, they do humans a service by preying on some less-desirable insects like ants. Stag beetles belong to the family Lucanidae. Giraffe Stag Beetles are a species of insect that first appeared in Mysterious Times. Some species grow to 8 centimetres (3¼ inches), but most are about 5 centimetres (2 inches). Two-thirds of them live in the western half of the country They are also called "Pinching Bugs" because of their big mandibles. Females might be confused with females of the reddish-brown stag beetle but have darker legs and a smooth thorax shield. Stag beetles have a fascinating lifestyle. Stag beetles need our help. Do stag beetles bite? Unsurprisingly, there was wildlife aplenty. The Nature Blog is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon. They are most closely related to Scarabs (Scarabidae) and Stag beetles (Lucanidae). Once fully developed, adult stag beetles have a short lifespan only getting to a few months older. The Stag Beetle is an amazing creature but it's still not fully understood even by experts. The aggressive males will kill other males and the same thing may happen with females: aggressive females may kill other females in a very small enclosure. “While our study provides some valuable information about the ecology and habitat requirements of the giant stag beetle, more research will be needed to assess the species’ conservation status throughout their range.”. Stag beetles usually begin to breed when the warmer summer weather emerges, and once hatched, the stag beetle larvae remain in their infant form from a few months to a few years. Below are photo links to the Lucanidae species that occur on the eastern side of the Rockies, which in some ways are closely related to the Old World species; however the ones on the western side have evolved differently - interesting. When it feels that its environment is threatening, the stag beetle leans back on its hind legs and opens its jaws very wide. By submitting images to us (BeetleIdentification.org) you acknowledge that you have read and understood our Disclaimer as it pertains to "User-Submitted Content". North American stag beetles are distinct from their Old World cousins one of which is the charismatic Lucanus cervus, the core of this website. Leave a Reply Cancel reply. 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