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Content tagged with "arachnid"

Pseudoscorpion

Tiny Hitchers

Pseudoscorpions get around in an unusual way.

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Tiny, Tenacious, Terrible Ticks

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They look repulsive, and their behavior is downright nasty.

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Image of a tree trunk jumping spider (front view).

Tree Trunk Spider

Photo of a tree trunk jumping spider (front view).

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Image of tree trunk jumping spider (showing abdomen).

Tree Trunk Spider

Photo of a tree trunk jumping spider, showing abdomen.

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Image of a tree trunk jumping spider (front view).

Tree Trunk Spider

Platycriptus undatus
The tree trunk spider is a jumping spider that usually lives on tree trunks. Its gray, tan, and brown coloration camouflages it against tree bark. There is usually an undulating pattern on the abdomen.

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Photo of a triangulate orb weaver

Triangulate Orb Weaver

Verrucosa arenata
In late summer and fall, woodland hikers can count on walking into the triangulate orb weaver's web. These webs are delicate circles that help the spider snare tiny flying insects.

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Image of a triangulate orb weaver

Triangulate Orb Weaver

This orb-weaving spider usually rests centered in its web head-up instead of head-down. Here, it is shown sideways.

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Photo of a triangulate orb weaver

Triangulate Orb Weaver

The triangulate is Missouri's only orb weaver that rests centered in its web head-up instead of head-down. A triangle of color on the abdomen resembles a white, pink, or yellow flattened drop of shiny glue pointing away from the spider's head.

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Up, Up and Away

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Spiders soar with the wind to spread their range.

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white backed garden spider

White-Backed Garden Spider

Argiope trifasciata
The white-backed garden spider is slightly smaller than the black-and-yellow garden spider and has a pointier hind end. The abdomen is patterned with many thin silver and yellow transverse lines and thicker black, spotty lines.

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