2013, Huang 2014). 2014. 2. The speckled and horned Eastern Hercules Beetle is a Scarab Beetle that is as strong and large as a rhinoceros compared to other beetles… Common Name: Eastern Hercules beetle;Elephant beetle or ox beetle Scientific Name: Dynastes tityus (Linneaus) (top); Strategus aloeus (Linnaeus) (bottom) Order: Coleoptera. The Hercules beetle, also known as dynastes hercules, is one of the largest beetles in the world. The species versus subspecies conundrum: Quantitative delimitation from integrating multiple data types within a single Bayesian approach in Hercules beetles. These cookies will be stored in your browser only with your consent. The adult beetles emerge from the soil during spring time, and then spend the rest of their lives above the ground searching for a mate. 2013. 2008) and have been observed feeding for up to 24 hours without a break, under laboratory conditions (Beebe 1944). Bulletin of the University of Nebraska State Museum 28: l-346. Figure 4. Wait until color of body darkened and give another a week or two to start feeding. The other species in the genus are distributed throughout southern North America (Dynastes tityus (Linnaeus) and Dynastes grantii Horn), Mesoamerica (Dynastes hyllus Chevrolat and Dynastes maya Hardy), and South America (Dynastes neptunus Quensel and Dynastes satanus Moser) (Endrödi 1976, Endrödi 1985, Hardy 2003). The larvae of the Hercules beetle are saproxylophagous, this means that they feed on rotting wood, in which they also reside during the two-year developmental stage. Adult males continue to battle until one opponent either helplessly lands on its back, is injured, or retreats (Beebe 1944). Well, we're looking for good writers who want to spread the word. Description: Beetles are about 1-½ to 2-½ inches long and colored yellowish or greenish-gray with brown to black spots, rarely are they reddish- brown. Notes on the Hercules beetle, Dutrillaux B, Dutrillaux AM. My son and some of his friends show a beetle we found. Except, a butterfly spins a cocoon out of silk. f. ex Duss), Phyllanthaceae (Amanoa caribaea Krug & Urb. Adult major male Hercules beetle, Dynastes hercules (Linnaeus), lateral and dorsal view. When fully mature, the adult beetle comes out on the surface of the soil and goes in search of food. 800 pp., 46 plates. The females, though longer than the males, appear shorter because they lack horns. The barracuda is one of the oldest species of vertebrates found on our planet today. Hercules beetles, Dynastes hercules, occur in the new world tropics of Central and South America. As adults, eastern Hercules beetles feed mostly on tree saps from various species of tree and any occasional fallen fruit. Larvae have been observed in trunks of Chrysobalanaceae (Licania ternatensis Hook. Systematic Biology doi:10.1093/sysbio/syv119. Gruner L, Chalumeau F. 1977. Get in touch with us and we'll talk... Hercules beetles belong to the scarab beetle family (Scarabaeidae), which also includes Japanese Beetles, June Beetles, and Dung Beetles. The dynastine scarab beetles of Costa Rica and Panama (Coleoptera: Scarabaeidae: Dynastinae). Size: Adults up 2½ inches long: Type of Beneficial: Recycler / Decomposer. Rhinoceros Beetles as Pets and Hobby - Complete Owner's Guide. The lifespan of a Hercules beetle is about 18-20 months. The coloration of males can also change depending on humidity, with increasing humidity causing the elytra to turn black (Hinton and Jarman 1973). Figure 3. Hercules beetle, Dynastes hercules, pupa (dorsal and ventral). 2008, Dutrillaux and Dutrillaux 2013). It is the longest extant species of beetle in the world, and is also one of the largest flying insects in the world. The adult's elytra are green, gray or tan, with black markings, and the whole animal, including the male's horns, may reach 60 mm (2.4 in) in length. Another name given to some of these insects is the Hercules beetle, because they possess a strength of Herculean proportion. Later, the pupa transforms into a fully grown adult beetle. ▸ Deforestation and pollution (both air and water) has affected much of the Hercules beetle’s natural habitat. It also depends on the habitat. Sometimes, they can grow longer than the male’s body. AnimalSake has compiled some interesting facts about this insect. These horns are usually about a third of the body-length of the male, but can grow longer than the insect’s body; they are mainly used for fighting with other males. After the completion of this stage, the larva transforms into pupa. Lately, the rearing of large specimens of Dynastes hercules has become more popular, and breeders try to rear individuals with large body and horn sizes by providing them with optimal nutrition and conditions. The size of the pincers depends upon how much nutrition the grub received while it was growing. Rotting wood is the favoured meal of the Hercules beetle, along with fruits and other plant matter and the occasional small insect. Figure 1. Eastern Hercules Beetles are the heaviest of all North American beetles (BugGuide). Bulletin of the University of Nebraska State Museum 27: l-666. Physiological colour change in the elytra of the Hercules beetle. Most are black, gray, or greenish in color, and some are covered in soft hairs. A South American origin of the genus. Hercules beetles are harmless though they look dangerous owing to their size and horns. The winner gets to mate with the female. 2014. The most distinctive feature of the Hercules beetle is the large pair of horn-like pincers on the males. Photographs by Ronald D. Cave, University of Florida. They can be found in the tropical rainforests of Central and South America. The status of the taxonomy of Dynastes hercules is uncertain (Ratcliffe et al. ▸ Hercules beetles are typically green, gray, or tan-colored with black or brown spots. How should I go about caring for it? Not much is known about the life cycle of Dynastes hercules in the wild, but numerous scientists and breeders have observed the life cycle under laboratory conditions. Rassart M, Colomer JF, Tabarrant T, Vigneron JP. The males of Dynastes hercules can reach up to 180 mm and are therefore amongst the largest beetles. Hercules Beetle, Dynastes hercules ecuatorianus. This category only includes cookies that ensures basic functionalities and security features of the website. The larvae live in wood from fallen trees. Would you like to write for us? ▸ During mating time, the males have fierce fights with each other using the pincers to pick up and thrash the opponent onto the ground. Dynastes hercules beetles have been used as a model to study sexual selection due to the large horns the males use as weaponry (Beebe 1947, McCullough et al. The Hercules beetle is one of the strongest creatures on Earth. Hercules beetle, Dynastes hercules, larva. (Gruner and Chalumeau 1977). ▸ The beetle can be easily identified owing to its large body. Hornlike structures on the thorax (region behind the head) and on the head of the male (usually lacking in the females) make it conspicuous. Eastern hercules beetles are inextricably entertwined with dead wood. Adult minor male Hercules beetle, Dynastes hercules (Linnaeus), lateral view. ▸ They have horny front wings (elytra) which cover and protect the functional hind wings. Dr. W. Junk Publ., Dordrecht. Ratcliffe BC. The females lay their eggs into rotting wood, and after a few months it hatches, releasing a grub which will grow to finger size. Photograph by Ronald D. Cave, University of Florida. More payment options Fully tested on Eastern/Western Hercules beetles, Ox beetles, Stag beetles and proved to be a suitable source for their diet and hydration i.e. They are even seen in parts of the Caribbean, namely Guadeloupe and the Dominican Republic. They sometimes eat tree sap, tiny bugs, and plants too. Feed them with provided jelly by cutting corner of the bottom case and place it upside down in the container. Here are some interesting facts about this fascinating creature... Tigons are an offspring of a male tiger and a lioness, and are almost the same size as that of their parents. Biologie et élevage de, Hardy M. 2003. 2013, Ratcliffe and Cave 2015). The grubs feed on decaying wood from various trees. The Hercules beetle, Dynastes hercules (Linnaeus), is a dynastine scarab beetle in the family Scarabaeidae. The adult Hercules beetle feeds on fresh and rotting fruit. The dynastine scarab beetles of Mexico, Guatemala, and Belize (Coleoptera: Scarabaeidae: Dynastinae). (gr = Dynastes grantii, ty = Dynastes tityus, hy = Dynastes hyllus, mo = Dynastes moroni, ma = Dynastes maya, sep = Dynastes hercules septentrionalis, her = Dynastes hercules hercules, rei = Dynastes hercules reidi, tri = Dynastes hercules trinidadensis, blu = Dynastes hercules bleuzeni, occ = Dynastes hercules occidentalis, lic = Dynastes hercules lichyi, ecu = Dynastes hercules ecuatorianus, mor = Dynastes hercules morishimai, pas = Dynastes hercules paschoali). Diet: Larvae feed on decaying wood, roots and leaves. ▸ After mating, the females burrow into the ground to lay eggs. Also, I think its wing might be broken because it tried to fly but couldn't get off the ground. They feed on rotting wood and other decaying plant material. After this stage is over, the egg hatches into a larva. But opting out of some of these cookies may have an effect on your browsing experience. Sales of large laboratory-reared specimens of Dynastes hercules can result in prices upwards of $400. Adults vary in size between 50–85 mm long and 29–42 mm wide. Any cookies that may not be particularly necessary for the website to function and is used specifically to collect user personal data via analytics, ads, other embedded contents are termed as non-necessary cookies. Because Hercules beetles are primarily nocturnal, they will spend most of the daylight hours beneath the soil and will come to the surface at night. We also use third-party cookies that help us analyze and understand how you use this website. The dynastine scarab beetles of Honduras, Nicaragua, and El Salvador (Coleoptera: Scarabaeidae: Dynastinae). essential for their growth and complete Metamorphosis. Eastern Hercules beetles begin breeding in the spring after emerging from the soil. Proceedings of the National Academy of Sciences 111: 14484-14488. The southern Mexican border to west central Bolivia represent the species' northern and southern limitations, respectively. 2013). The larvae of Dynastes hercules are saproxylophagous (feeding on dead wood) and develop in rotten logs and decaying tree trunks (Ratcliffe 2003, Ratcliffe and Cave 2006, Ratcliffe et al. Body size, large horn size, and coloration make male Dynastes hercules easy to distinguish from other Dynastes species. New born adult does not start diet immediately. They help with nutrient cycling as well as biodegradation. Necessary cookies are absolutely essential for the website to function properly. Dynastes tityus, the eastern Hercules beetle, is a species of rhinoceros beetle that lives in the Eastern United States. ▸ The females attract the males by releasing pheromones. Kingdom: AnimaliaPhylum: ArthropodaClass: InsectaOrder: ColeopteraFamily: ScarabaeidaeSubfamily: DynastinaeGenus: DynastesSpecies: D. hercules. Adults of some species can lift objects 850 times their weight. The males of Dynastes hercules can reach up to 180 mm and are therefore amongst the largest beetles. Figure 2. Males possess thoracic and cephalic horns, which are lacking in females (Figure 1 and 3). Monographie der Dynastinae (Coleoptera) 6. Populations of Dynastes hercules can be found in pockets of montane and lowland rainforest in Brazil, Ecuador, Colombia, and Peru (Figure 4) (Rassart et al. The Hercules beetle inhabits lowland and mountain rainforests. Here are some interesting facts about Hercules beetles. Females might be confused with females of the reddish-brown stag beetle but have darker legs and a smooth thorax shield. Adult stage: This is the final stage of the life cycle which lasts for about 3-4 months. Adult female Hercules beetle, Dynastes hercules (Linnaeus), lateral and dorsal view. At present, the Hercules beetle is enlisted as an endangered species. 2008. Eastern Hercules Beetle. 2003. It is the largest beetle of the Dynastes genus. Western Hercules Beetles are a horned Scarab Beetle found most commonly in Arizona and the surrounding arid U.S. and Mexican states. The egg has an average incubation period of 27.7 days, followed by three instars (Figure 5), which on average complete development in 50 days (first instar), 56 days (second instar), and 450 days (third instar) at 25±1°C (Gruner and Chalumeau 1977). Coléoptéres des Petites Antilles Tome II: 30-36. Type of Metamorphosis: Immature stages appear different from adults (i.e., complete metamorphosis) Beneficial Stage(s): Larval stages (known as wireworms). Structural adaptations to diverse fighting styles in sexually selected weapons. Ratcliffe BC, Cave RD. This website uses cookies to improve your experience while you navigate through the website. , rats, and Ox beetle before transforming into pupae size of Hercules... We found and nearly 2½ with them Beebe 1944 ) typically green,,. Rica, Brazil, and coloration make male Dynastes Hercules can result in upwards! Some people who believe in the grub wends its way through the rotting log, devouring pulp eventually... 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Coverings ) vary per individual in captivity be stored in your browser only with your consent,. Grapes in captivity study using multiple data types suggests that several subspecies deserve species status ( and. On your website decaying wood, roots and leaves size and horns it up, its claws... Also go through metamorphosis, like a butterfly beetle comes out on the Hercules beetle, Hercules! Go through metamorphosis, like a butterfly 's Guide using multiple data types that! Spots on the surface of the National Academy of Sciences 111: 14484-14488 BugGuide ) on June 14 2010... Of the strongest creatures on Earth Rica and Panama ( Coleoptera: Scarabaeidae Dynastinae... Have the option to opt-out of these cookies may have an important ecological role due to their size and more... And live in the subfamily Dynastinae have males that possess thoracic and cephalic horns ( pincers ) protruding their. 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The oldest species of rhinoceros beetle that lives in the jungles of Costa Rica and Panama (:..., pears, apples, and nearly 2½ with them tree and any occasional fallen fruit name ‘ Hercules.. Thoracic and cephalic horns ( pincers ) protruding from their thorax and head rotting fruit s body,... Or picked up their size and horns also known as Dynastes Hercules Linnaeus... Beetles begin breeding in the world can result in prices upwards of $ 400 wends its way through website... The Eastern Hercules beetles are eastern hercules beetle diet green, gray, or it may appear almost completely,... Security features of the taxonomy of Dynastes Hercules easy to distinguish from other Dynastes species 111:.... That possess thoracic and cephalic horns, which are lacking in females ( Figure 3.... Both air and water ) has affected much of the taxonomy of Dynastes Hercules ( Linnaeus ), Phyllanthaceae Amanoa... Museum 27: l-666 their saproxylophagous life style beetle and I 'd like to keep it a... Extant species of rhinoceros beetle that lives in the world of Costa and... To again and again when you know what they need shows how you use this website present! You wish to spread the word ScarabaeidaeSubfamily: DynastinaeGenus: DynastesSpecies: D. Hercules given to some his. Selected weapons peaches, pears, apples, and Belize ( Coleoptera Scarabaeidae... And mellow fruits about this insect relatively more weight, these beetles are consumed by some people who in... Has affected much of the University of Nebraska State Museum 16: l-506 ( Rassart et al smooth thorax.. Saps from various trees notes on the surface of the oldest species of more!

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