Are There Bold Jumping Spiders in South Dakota?

Bold jumping spiders are rare and essentially absent from most of South Dakota. The state's cool climate and variable weather patterns are not ideal for this warmth-loving species, which prefers the more consistently warm conditions found in states to the south and east.

By Tim, founder of Easy Street Markets. I maintain the wildlife database and verify every animal and source myself. Updated July 20, 2026.

Bold Jumping Spider photographed in South Dakota — Photos by iNaturalist observers, reused under the licence each observer chose.

Found in South Dakota

1
species recorded: 172
GBIF records: May, June, September
peak months

Yes, bold jumping spiders are in South Dakota. Next you'll want:

Real sighting data, source iNaturalist

250 verified observations on iNaturalist of bold jumping spider have been recorded in South Dakota, most often in May, June, September.

When bold jumping spider are recorded in South Dakota

Where Bold Jumping Spiders Are Found in South Dakota

Bold jumping spiders are essentially absent from nearly all of South Dakota, with only extremely rare occurrences in the most favorable locations of the southern portions of the state. If any individuals are present in South Dakota at all, they would be restricted to the warmest areas with the most suitable microclimates. The Missouri River divides South Dakota into eastern and western sections, and the eastern side is somewhat warmer due to the influence of the Mississippi River system and lower elevations. Southern Sioux Falls County and Union County in the southeastern corner of the state represent the only areas where bold jumping spiders might conceivably occur, and even in these locations they would be exceptionally rare. The Cheyenne River system and areas along the Nebraska border might provide limited marginal habitat during exceptionally warm years. The Black Hills region in western South Dakota, despite being a notable geographical feature, is actually cooler due to higher elevation and would be unlikely to support bold jumping spiders. Northern South Dakota is far too cool and inhospitable for this species, with climate conditions even more severe than North Dakota. Most areas of the state have conditions that make establishment of reproducing populations essentially impossible. You can learn more about South Dakota wildlife on the/wildlife/south-dakotahub. Seethe Bold Jumping Spider guide for South Dakotafor more.

Season and Timing in South Dakota

Bold jumping spiders, should they ever occur in South Dakota, would have an extraordinarily brief active season, if any at all. In the most favorable southern portions of the state, a potential active season might extend from mid-June through mid-September, roughly three months at best. This timeframe is often interrupted by cool nights, rain, and variable weather that can suppress activity. Spring arrives late enough that early season populations rarely establish, with last frosts often occurring in late May, leaving little time for population growth before summer heat peaks. The window for successful reproduction is so narrow that breeding is rarely completed before fall temperatures return. Most years would pass without any observed bold jumping spiders in the state because weather conditions simply do not cooperate. Occasional warm years might see transient individuals wandering northward from Kansas or Missouri, but these would not represent established populations. By late September or early October, temperatures drop significantly, and any active spiders would enter dormancy or die. Winter survival is essentially impossible for most individuals, as South Dakota winters are severe and prolonged. Spring of the next year might bring occasional return migration of individuals from the south, but year-to-year presence would be highly unpredictable. Warm spells in summer might trigger brief periods of activity if individuals were present, but sustained conditions necessary for hunting and reproduction are rare. Seethe South Dakota wildlife guidefor more.

How to Identify a Bold Jumping Spider

Should you encounter a bold jumping spider in South Dakota, you can identify it by learning several distinctive field marks. The most prominent identifying feature is the bold white or orange triangular or heart-shaped spot on the jet-black glossy abdomen. This marking is unambiguous and stands out sharply against the dark background. The entire body is typically glossy black or very dark brown with a fuzzy, velvety texture when examined closely. The carapace, which is the fused head and thorax region, has the same dark coloration and fuzzy appearance as the abdomen. Another highly distinctive identifying feature is the iridescent green or blue-green chelicerae, which are the mouthparts located between the front legs. These bright metallic green jaws are visible to the naked eye and are a reliable identification feature. The front of the head displays a distinctive pair of large forward-facing main eyes that are much larger than the other six eyes, giving the spider a characteristic appearance unlike most other spider species. The forward eyes are darkly pigmented and oriented to provide binocular vision. Body size is small, ranging from 8 to 15 millimeters in total length. The legs are relatively short and useful, built for jumping and pouncing rather than running. Sexual dimorphism is present, with males typically smaller and more brightly colored than females.

Where Sightings Concentrate in South Dakota

Bold jumping spiders, if ever encountered in South Dakota, would be restricted to specific favorable locations where conditions permit survival and hunting. South-facing surfaces that accumulate maximum solar heat would be essential locations for finding any individuals. Building walls on the south side of structures, wooden fences with southern exposure, and sun-warmed stone or concrete surfaces would be prime habitat. Urban and suburban areas around towns and cities would be more likely locations than rural areas because buildings provide shelter and warmth. Parks and gardens in southern cities like Sioux Falls would offer better potential habitat than northern or rural locations. Open, sunny areas are essential because these spiders hunt by sight and require good lighting. Shaded woodlands would be unsuitable because these spiders are daytime visual hunters. Areas along the Missouri River, particularly at lower elevations and in protected valleys with south-facing slopes, might provide marginal habitat during the warmest parts of summer. The Sioux River valley in the southeastern corner of the state would be more favorable than upland areas. Any individual found in South Dakota would almost certainly be in a human settlement or on a building rather than in a natural habitat. The southern tier of counties from east to west would have a better chance of occasional sightings than central or northern South Dakota. Sightings would be concentrated during July and August when temperatures are at their annual maximum. Most searches would be unsuccessful in South Dakota because the species is so rare there.

Typical Behavior of Bold Jumping Spiders

Bold jumping spiders are daytime visual hunters that search for prey using their detailed color vision. They are active during the warmest and sunniest parts of the day, typically during afternoon hours when hunting conditions are optimal. These spiders hunt by slow stalking and precise pouncing, using excellent visual tracking to locate and capture small insects. They feed on flies, gnats, small moths, mosquitoes, and various other small arthropods. Unlike web-building spiders, bold jumping spiders rely entirely on active hunting rather than web construction for feeding. They are solitary spiders except during breeding season, and males display elaborate courtship rituals involving body movements, leg vibrations, and posturing. Females lay eggs and guard them, but there is no extended parental care beyond egg protection. These spiders produce silk for shelters and draglines but not for prey capture. They are capable of jumping distances several times their body length, using this ability for both hunting and escape. Their forward-facing eyes allow binocular vision, a rarity among spiders that enhances their visual acuity. They can perceive color and ultraviolet light, using this ability to navigate and identify objects in their environment. These spiders are curious and have been observed watching human observers intently, apparently tracking movement with their large forward eyes. They are generally docile and non-aggressive.

Coexistence and Safety Notes

Bold jumping spiders are completely harmless to humans and pose absolutely no threat under any circumstances. These small spiders are entirely beneficial and should never be killed or feared. Bites are extremely rare and would require the spider to be deliberately crushed or placed under extreme duress. Their fangs are far too small to penetrate human skin, and they carry no venom of any medical concern. Any hypothetical bite would be minor, no worse than a mosquito bite, and would resolve quickly without medical attention. These spiders are valuable pest control agents, consuming flies, gnats, and other small arthropods that many people consider unwanted. They cause no damage to plants, property, or food supplies. They are protected under general South Dakota wildlife laws that protect all native animal species. The likelihood of encountering a bold jumping spider in South Dakota is so low that most people living in the state will never see one. If you somehow find one indoors in South Dakota, the kind thing to do is gently capture it in a cup and release it outside in a sunny location. There is no reason to kill it or harm it; these spiders are peaceful and helpful residents. Having one present would actually be beneficial because it would control pest insects in your home or garden. South Dakota residents interested in seeing bold jumping spiders would have a much better experience visiting warmer states to the south where the species is more common.

Common Species That Look Similar

Other jumping spider species are far more likely to be encountered in South Dakota than the bold jumping spider. Several Phidippus species occur in the state, including some that might resemble bold jumping spiders. The regal jumping spider is one of the more common Phidippus species in warmer parts of South Dakota and is distinguished from the bold jumping spider by its larger size, reaching up to 20 millimeters, and more extensive white patterning on the abdomen and carapace. The zebra jumping spider is another common species that could be confused with jumping spiders by inexperienced observers. Zebra jumping spiders have distinctive white longitudinal stripes running along the body rather than the triangular spot pattern of bold jumping spiders. Striped lynx spiders inhabit South Dakota and have reddish-brown coloration but have much longer, thinner legs and lack the large forward-facing eyes that characterize jumping spiders. Wolf spiders are more abundant in South Dakota than jumping spiders and are considerably larger. Wolf spiders have different eye arrangements and hunt by running rather than jumping. Fishing spiders inhabit wetland areas and are much larger than jumping spiders. Small ground spiders and other hunting spiders might also be encountered and could cause confusion. The most reliable identification feature is the combination of the triangular abdominal spot and iridescent green mouthparts, which together distinguish bold jumping spiders from all other spider species. Learn more about South Dakota wildlife at/wildlife.

Frequently Asked Questions

Are bold jumping spiders found in South Dakota? Bold jumping spiders are exceptionally rare in South Dakota and are essentially absent from most of the state. You would be very unlikely to find one unless you live in the far southern corner of the state during an unusually warm summer. What are the best places to look for bold jumping spiders in South Dakota? If you wanted to search for bold jumping spiders in South Dakota, your best options would be sunny, south-facing walls of buildings in southern cities like Sioux Falls during July and August. Even in these ideal locations, success would not be guaranteed. Why are bold jumping spiders so rare in South Dakota? Bold jumping spiders require warm, stable conditions to thrive. South Dakota's cool climate, late spring, early fall frosts, and variable weather make it essentially unsuitable for this species. The state is simply too far north and too cool for regular populations to establish. Could bold jumping spiders increase in South Dakota with climate change? If climate patterns shift to warmer and more stable conditions in the future, bold jumping spiders might gradually expand their range northward into southern South Dakota. Currently, however, they are too rare to consider as an established part of the state's fauna. Where can I find bold jumping spiders more reliably? Bold jumping spiders are much more common in warmer states to the south, particularly in the southern Great Plains, the Midwest, and throughout the southeastern United States. If you want to encounter this species, visiting states like Kansas, Oklahoma, Texas, or North Carolina would offer much better opportunities. For more information about South Dakota wildlife, visit the/wildlife/south-dakotaresource hub.

Plan your trip

Best time to see bold jumping spider in South Dakota: May, June, September

See the month-by-month sighting calendar.

When to go

Plan your bold jumping spider sighting in South Dakota

172 verified bold jumping spider records have been logged in South Dakota, most recently in 2026. See the GBIF records.

Where to look in South Dakota

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Planning a trip to see bold jumping spider? Find places to stay near Badlands National Park on Booking.com.

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