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Jumping spiders may experience something like REM sleep

Ars Technica LogoArs Technica1 mo ago

Jumping spiders may experience something like REM sleep

Quick Summary

If it's an analog of mammalian REM sleep, then it evolved very early.

And according to this team, the spiders experience all the hallmarks of REM sleep, with periods of rapid eye movements associated with muscle twitching.

Enlarge / This little guy looks too perky to need a nap.

More Pictures

Jumping spiders may experience something like REM sleep - Ars Technica (Picture 1)

News Analysis

Author / Journalist: John Timmer

Category: Technology

Topics: Behavioral science Biology Sleep Science Spiders REM

Source Website Secure: Yes (HTTPS)

Sentiment: Neutral

Fact Checked: Legitimate

Article Type: News Report

News Source URL:

Readership Location: United States

Published Date: 2022-08-08, 22:42:32

News Timezone: GMT -5:00

Language: English

Original Article Length: 178 words

Reading Duration: 1 minutes read

Compatibility: Desktop Web, Mobile Web, iOS App, Android App

News ID: 1500698

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About Publisher

Ars Technica Logo

Name: Ars Technica

Main Topics: Technology

Official Website:

Update Frequency: 10 posts per day

Last Update: 2d ago

Headquarters: United States

Coverage Areas: United States

Publication Owner: Independent Company

Publication Timezone: GMT -5:00

Languages Covered: English

RSS Feed: Available (XML)

API Available: Yes

Website Security: Secure (HTTPS)

Publisher ID: #59

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