Bing Spider with Striped Back is a spider commonly found in gardens and yards.
The spiders on this page are found in gardens and yards around Portland, Oregon.Many of these spiders will wander into homes, crawl-spaces, and garages in search of mates or a place to lay their eggs.
Spiders spin webs to catch prey.The type of web that a spider spins can be used to identify it.The types of webs that a spider can spin include orb, cob, and sheet.
Spiders don't build webs to catch prey.They either chase or wait for their prey to leave.
The total length of an adult female is up to 1 1/2 inches.In the above photo, the female's abdomen appears to be swollen.Adult females are larger than adult males.The abdomen of an adult male is much thinner than that of a female.
The spiders spin orb-webs to catch insects.A replacement web is usually spun by the spider.After maturing into an adult, females and males spin webs.Men wander in search of females to mate.Egg sacs can be deposited under leaves or in crevices.Adult spiders die after their eggs are laid.The golden spiderlings emerge in the spring.
Most of the time this spider is found near human habitations, from door frames and house to between branches of shrubs and trees.The spiders are most noticeable in late summer.The females typically reach their full mature size by mid-September.Female spiders need large webs to catch the many insects they need to eat to grow, and they are often constructed at eye level, making them very noticeable.
The sexes are usually brown to medium brown with reddish-orange tones.A dark pyramid shape is found on the spider's back, with a series of white dots and lines in the shape of a cross.One of the spider's common names is the white cross.
Spiders can recycle their silk.They roll the silken threads of their web into a ball and then eat them.
The spiders build a web that looks like a flat sheet with a funnel-shaped retreat at the back.The spider sits inside the funnel part of the web and waits for prey to wander or land on their web.They run from the funnel retreat and drag prey back into the retreat to consume.
Their common name, grass spider, is a lie.They build webs in low vegetation such as ivy and mat-forming shrubs.They can be found in late spring through the summer.
A sheet web with a funnel at the end is distinctive for this family, and webs of this type suggest this spider may be present.The brown spider has a lighter midline and edge striping.A lighter pattern is found in the abdomen.There are spinnerets that extend beyond the end of the abdomen.
The spiders spin horizontal webs and hang upside down while waiting for prey.When an insect lands on their web, they bite it.They may hide at the web's margin when not feeding.
Linyphiids can be found from winter to summer.Under fallen logs, hollow tree trunks or beneath overhangs, they build sheet webs.For a long time, websites may be maintained.
The habitat and web of these spiders will help with identification.Both sexes have long, narrow bodies with dark brown coloring and lighter colored legs that are longer than their bodies.Adult males have enlarged palps.
This spider builds sheet webs in shrubs with a circular retreat at the back of the web in which it waits for prey to enter.They take prey during the day but are usually active at night.
It's very common in summer through early fall.Look for their webs in dense shrubs or at the base of grasses.
Tan to light brown, with dark stripes extending from the eyes to the rear of the cephalothorax.The dark stripes extend from the eyes to the spinnerets.
Males and females are different in size and appearance when they are grown up.Adult females have a body length of about 1/3 of an inch, and their abdomens can become large when they are gravid.Adult males have a body length of up to 5/32 inch.
This spider sits-and- waits on flowers for insects to land.They eat bees and flies that pollinate flowers.They wait with outstretched legs for an insect to land, then grab it with their first two legs, and deliver a bite that paralyzes the insect.
On flowers in sunny areas and less frequently on flowers and vegetation in partially shaded habitats.Adults can be found in early summer and early fall.
The first and second pairs of legs are very long.There is a pair of red stripes halfway back from the front of the abdomen.Individuals can change their body color over the course of a few days to better match the flower color they are on.The first two pairs of legs of the immature males turn dark as they get older.The males' first two legs are dark reddish-black, while their abdomen is pale yellow with two reddish stripes.
This spider has an unusual behavior compared to other spiders in the family.Unlike most cobweb weavers, Enoplognatha does not build a web but stalks its prey.It bites its prey and may use some silk to subdue it, but does not wrap it in silk.They eat insects that are attracted to the flowers or insects on the leaves of the plant.
The obomen are much larger than the cephalothorax.There are two rows of dots on either side of the mid-line on the dorsal side.Some people have red or black markings on their body.
Predators are active during the day.They are both predator and stalker.They are able to move quickly using a darting behavior.They can be found sitting still and basking in the sun.
Adults can be found late spring through summer in tall grasses or other vegetation.
The body color is bronze.Many of the macrosetae are present on the legs.
They actively pursue their prey.Female wolf spiders lay their eggs in an egg sac which they carry with them.The spiderlings climb onto their mother's back and cling to her until they are large enough to hunt on their own.
It's very abundant and visible in the early spring to early summer.In lawns, gardens, and other semi-open habitats.It is possible to see vegetation and rocks that are warm by the sun in the early morning.
This species lacks the white lines that run down the center of their bodies, and instead is a dark brown to black color.
The nocturnal spiders prey on woodlice, also known as pill or sow bugs.They build retreats underground and in decaying logs.
Most of the time, you can find it in Portland from spring to fall.You're most likely to see them when digging in the garden or under logs.Males may wander at night in search of females and may be seen outside of their normal habitats, such as in the basement and crawl space.
The legs and abdomens of Dysdera are reddish-orange and gray-colored, respectively.A distinguishing feature of this species is that they can prey on woodlice if they project forward.
The species pictured is common in the Oregon coast mountains, not in Portland gardens and yards.The photos on this page depict typical wolf spider maternal behaviors, including a female carrying her young on her abdomen, as well as a woman carrying an egg sac.It's found in open areas during the summer and early fall.
The spider may blend in with the background and be difficult to see, but its body and legs are variable shades of brown.Cephalothorax is usually dark brown with a lighter median stripe.Wolf spiders have egg sacs attached to their spinnerets.The eyes of nocturnal wolf spiders reflect light at night.
To find wolf spiders at night, shine a flashlight across the ground and look for their small eye reflections.
Spiders do not build webs to hunt prey, but instead rely on their keen vision to locate and pounce upon insects.
They sit motionless on top of plants where flying insects are likely to land.They can sit in the sun on walls, rocks, and on top of plants during the day.
The adult spiders are easy to identify because of their large size.Large abdomens are what adult females will have.When they move their palps away from their face, you can see them.