[Coral-List] Octopuses may have nighmares

[Douglas Fenner]

https://www.science.org/content/article/octopuses-may-have-nightmares

For video of an episode, see:
Octopuses may have nightmares about predators attacking them

https://www.newscientist.com/article/2373884-octopuses-may-have-nightmares-about-predators-attacking-them/

Abnormal behavioral episodes associated with sleep and quiescence in
Octopus insularis: Possible nightmares in a cephalopod?

https://www.biorxiv.org/content/10.1101/2023.05.11.540348v1.full

There is also an old article that reports rapid eye movement (REM) sleep in
a parrotfish:

Tauber, E. S. and Weitzman, E. D. 1969. Eye movements during behavioral
inactivity in certain Bermuda reef fish. *Communications in Behavioral
Biology* A3: 131-135.


Cheers, Doug

-- 
Douglas Fenner
Lynker Technologies, LLC, Contractor
NOAA Fisheries Service
Pacific Islands Regional Office
Honolulu
and:
Coral Reef Consulting
PO Box 997390
Pago Pago, American Samoa 96799-6298  USA

Degrowth can work - here's how science can help
https://www.nature.com/articles/d41586-022-04412-x

CoP 27, CoP 17, the party's over https://www.petersalebooks.com/?p=3324

Fixing methane leaks is a fast and vast help for climate change, and pays
for itself.
https://www.yahoo.com/news/why-fixing-methane-leaks-oil-132702814.html