Animal field guide
Bold Jumper
Phidippus audax
A stout black jumping spider, 6 to 15 millimetres long, with white spots on the abdomen and metallic green or blue jaws. It walks up on prey and leaps onto it from several body lengths away, straightening its rear legs by a sudden rise in internal fluid pressure and trailing a silk safety line.
Bold Jumper at a glance
Animal · North America · Bold Jumping Spiders are native to · Relatively common
Known for: Compact black body with short, Large pale spot in the centre of the abdomen, Iridescent green or blue jaws, Two very large forward-facing eyes
Its Power
Strategic Leap
Take calculated risks to reach new heights.
The Bold Jumper spider uses its exceptional jumping ability to strategically capture prey and explore its environment, demonstrating the power of calculated risks.
“Anchor the line, then leap.”
Capture a Bold Jumper, and it's yours when you finish one step it gives you.
Biological basis
Phidippus audax is known for its remarkable jumping skills, which it uses to ambush prey and navigate its surroundings effectively.
Put it into practice
An accountant saves six months of rent, then quits to open the café she has already costed out.
What does the bold jumper symbolize?
The bold jumper symbolizes strategic leap: take calculated risks to reach new heights. It represents calculated risk, preparation and exploration. Its AnimalDex motto: "Anchor the line, then leap."
The bold jumper as a spirit animal
If the bold jumper is your spirit animal, the AnimalDex reading is Strategic Leap: the Bold Jumper spider uses its exceptional jumping ability to strategically capture prey and explore its environment, demonstrating the power of calculated risks. It suggests a strength in calculated risk and preparation, and a reminder to use it on purpose.
What can the bold jumper help you with in life?
The bold jumper is a guide for calculated risk, preparation and exploration. Its lesson applies wherever calculated risk matters: the Bold Jumper spider uses its exceptional jumping ability to strategically capture prey and explore its environment, demonstrating the power of calculated risks.
- Calculated Risk
- Preparation
- Exploration
In practice: An accountant saves six months of rent, then quits to open the café she has already costed out.
What can we learn from the Bold Jumper?What does it mean to dream about or encounter a wild bold jumper?
Dreaming about a wild bold jumper, or coming across one, usually points to calculated risk and preparation: the qualities the bold jumper lives by. In AnimalDex, the bold jumper's principle is Strategic Leap: take calculated risks to reach new heights. Read the moment through its core lesson: The Bold Jumper spider uses its exceptional jumping ability to strategically capture prey and explore its environment, demonstrating the power of calculated risks.
Mostly a prompt rather than a warning. A calm bold jumper suggests calculated risk you already have; a threatening one suggests calculated risk is being tested or pushed too far.
Spotting a bold jumper in the wild
A real encounter is the plainest version of the sign: notice what the bold jumper was doing. Take calculated risks to reach new heights. That is the calculated risk worth borrowing today.
A bold jumper that keeps appearing
Seeing the bold jumper again and again, in dreams or outside, suggests calculated risk is a theme you have not settled yet.
Dreaming of being chased by a bold jumper
Being chased suggests you are avoiding the Strategic Leap the bold jumper stands for: the Bold Jumper spider uses its exceptional jumping ability to strategically capture prey and explore its environment, demonstrating the power of calculated risks. Ask what you keep postponing that needs calculated risk.
Dreaming that a bold jumper attacks you
An attack points to calculated risk turned against you: someone using it on you, or your own calculated risk overused until it costs you.
A calm or friendly bold jumper
A relaxed bold jumper near you, in a dream or in person, reads as readiness: Strategic Leap is available to you now, as its motto puts it, "Anchor the line, then leap.".
A dead or injured bold jumper
A dead or injured bold jumper, dreamed or found, can mark calculated risk you have let lapse, or a phase built on Strategic Leap coming to an end.
These readings are reflective prompts drawn from how the bold jumper really lives, not predictions. If you meet one in the wild, watch from a distance and leave it undisturbed.
Capture your own Bold Jumper
Photograph or film one in the wild, at a zoo or at home with the app. It becomes yours: it remembers you, gives you steps, and can debate your problems with your other animals.
Animal field guide
Bold Jumper
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A stout black jumping spider, 6 to 15 millimetres long, with white spots on the abdomen and metallic green or blue jaws. It walks up on prey and leaps onto it from several body lengths away, straightening its rear legs by a sudden rise in internal fluid pressure and trailing a silk safety line.
Native range
Natural range, not this capture location
Bold Jumping Spiders are native to North America. They inhabit woodland edges, grassland, gardens, fences, tree trunks, rocks and buildings, using sunny exposed surfaces as hunting grounds while relying on cracks, silk retreats and vegetation for shelter.
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Size scale
Understand the animal
Understand the Bold Jumper
Factual biology first: what this animal is like, where it lives, how it survives, and why those traits exist.
01
Introduction to Bold Jumper
A stout black jumping spider, 6 to 15 millimetres long, with white spots on the abdomen and metallic green or blue jaws. It walks up on prey and leaps onto it from several body lengths away, straightening its rear legs by a sudden rise in internal fluid pressure and trailing a silk safety line.
How to identify a Bold Jumper
- Compact black body with short, sturdy legs
- Large pale spot in the centre of the abdomen
- Iridescent green or blue jaws
- Two very large forward-facing eyes
- Turns to face and watch an observer
Why Bold Jumper are interesting
- The central spot on the abdomen is usually orange in juveniles and turns white as the spider matures.
- Eight eyes sit in three rows; the two large central eyes give sharp, detailed images, while the side eyes detect movement.
- The species name audax is Latin for bold or daring.
- Bites to people are rare and usually cause only mild, short-lived pain and swelling.
- New Hampshire named it the official state spider in 2021.
02
Adaptations and biological abilities
03
Why does Bold Jumper behave this way?
- Compact black body with short, sturdy legs
- Large pale spot in the centre of the abdomen
- Iridescent green or blue jaws
- Two very large forward-facing eyes
- Turns to face and watch an observer
Hunts only in daylight. At night and in bad weather it stays inside a small, closed silk sac spun under bark, in a rolled leaf or in a corner. Nearly grown juveniles spend the winter in these sacs.
04
Why Bold Jumping Spiders are native to North America?
Habitat: Bold Jumping Spiders are native to North America. They inhabit woodland edges, grassland, gardens, fences, tree trunks, rocks and buildings, using sunny exposed surfaces as hunting grounds while relying on cracks, silk retreats and vegetation for shelter.
Native range: North America
Native range
Natural range, not this specific capture location.
Bold Jumping Spiders are native to North America. They inhabit woodland edges, grassland, gardens, fences, tree trunks, rocks and buildings, using sunny exposed surfaces as hunting grounds while relying on cracks, silk retreats and vegetation for shelter.
05
Why this diet?
Flies, moths, caterpillars, beetles, grasshopper nymphs and other spiders, including prey larger than itself. It creeps close, anchors a silk line, then jumps and bites. In cotton and other crops it eats bollworms and other pests.
06
Activity, rest, and lifespan
Hunts only in daylight. At night and in bad weather it stays inside a small, closed silk sac spun under bark, in a rolled leaf or in a corner. Nearly grown juveniles spend the winter in these sacs.
About 1 to 2 years. Most individuals overwinter as nearly grown juveniles, mature in spring and die by autumn; females outlive males.
07
Bold Jumper reproduction
The female lays her eggs inside a thick silk nest, commonly 30 to 170 per sac and sometimes several sacs in a season, and stays to guard them. Spiderlings moult once inside the nest, then emerge and disperse after about a month.
Females are larger, about 8 to 15 millimetres long against 6 to 13 in males. Males are blacker with sharper white markings, swollen pedipalps and fringed front legs, which they raise and wave in courtship.
08
Predators, threats, and defense
Birds, lizards, dragonflies, larger spiders, and mud-dauber and spider wasps hunt it. It backs away or jumps clear on its silk line and hides in a silk shelter. Cornered spiders raise the front legs and show the metallic jaws.
09
Conservation and rarity
Rarity: Relatively common · 10/100. AnimalDex canonical rarity score: 10/100, maintained by the live indexed species profile.
- Observe from a respectful distance and avoid changing the animal's behavior.
- Do not block feeding, shelter, nesting, or travel routes.
- Use a live camera capture without handling or staging wildlife.
Talk to it
Talk to the Bold Jumper
It answers as itself: ask about how it lives, or bring it something of yours and hear what it would do, from its own Power.
Anonymous: 6/day. Signed-in: 10/day. Pro: 100/day.
Side by side
The Bold Jumper, side by side
Nothing written side by side for the Bold Jumper yet. Pick any animal to compare it with. Compare with any animal →
Where to find them
Where to find Bold Jumper
To find Bold Jumper in the wild, focus on the exact habitat patches that match its body design and daily behavior, not just the broad country where it exists. You usually do better by working one good piece of habitat inside north America than by covering too much ground.
- Forest edge, canopy gaps, fruiting trees, or shaded trails where cover and food meet
- Open grassland edges, lightly wooded plains, or raised ground where you can scan long distances
- Protected habitat blocks within north America
Where explorers saw it
- Real de San Jerónimo, Monterrey, MéxicoAug · 1 sighting
Guides to seeing Bold Jumper
In the Ark
4 Bold Jumpers are aboard right now.
Since November 5: 4 came aboard.
The Ark is a live, shared animal world. Animals come aboard when people capture them, and live there by rules based on their field guides.
Scientific name
Phidippus audax
Category
Animal
Habitat
Bold Jumping Spiders are native to North America. They inhabit woodland edges, grassland, gardens, fences, tree trunks, rocks and buildings, using sunny exposed surfaces as hunting grounds while relying on cracks, silk retreats and vegetation for shelter.
Rarity
Relatively common · 10/100
Native range
North America
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