(Phys.org) -- Most animals move around by using their appendages, such as legs, wings, or fins. But a few exceptional creatures employ rolling as a mode of locomotion. Included in this group are rolling salamanders, spiders, ...
It's a question that keeps some scientists awake at night: Do spiders sleep?
Plants & Animals
Aug 8, 2022
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(PhysOrg.com) -- One of the ways in which humans determine distance is by estimating the sharpness of an image—closer objects produce a sharp image, while those further away are out of focus. For us, this is a minor ...
(PhysOrg.com) -- Researchers in New Zealand have found that a type of jumping spider prefers the odor of smelly socks to clean ones. The spider is the only predator known to feed indirectly on vertebrate blood by eating the ...
If you thought women's pro wrestling was a cutthroat business, jumping spiders may have them beat.
Plants & Animals
Jun 7, 2010
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(PhysOrg.com) -- There are approximately 40,000 species of spiders in the world, all of which have been thought to be strict predators that feed on insects or other animals. Now, scientists have found that a small Central ...
Plants & Animals
Oct 12, 2009
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Arachnophobia can make humans flee at the sight of a brown recluse, black widow or even a daddy long legs, but animal predators of spiders know no such fear.
Ecology
Mar 22, 2024
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Jumping spiders (Salticidae) are a recently evolved family of spiders. They are known for their distinctive large eyes and ability to jump long distances relative to their small size. Australia has about 1,200 to 1,500 species ...
Evolution
Sep 21, 2023
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A species of tiny, colorful jumping spider employs two lines of defense to avoid being eaten: camouflaging with plants and walking like an ant. Researchers report May 17 in the journal iScience that this combination of camouflage ...
Plants & Animals
May 17, 2023
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41
Biologists at the University of Cincinnati discovered that underfed jumping spiders lose light-sensitive cells that are key to their vision.
Plants & Animals
Apr 20, 2023
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