Friday Squid Blogging: Glow-in-the-Dark Finger Tentacles
Archie McPhee sells glow-in-the-dark finger tentacles.
As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered.
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Archie McPhee sells glow-in-the-dark finger tentacles.
As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered.
A post-mortem of a stranded sperm whale shows that he had recently eaten squid.
As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered.
Looks like a tasty recipe.
As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered.
It’s chromatic aberration.
As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered.
Here’s a Corpse Reviver #2 variant with squid ink.
As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered.
There is one feature of the squid that is not transparent and which could act as a signal to prey the eyes. However, the squid has a developed protection here as well. The large eyes of the squid are camouflaged with bioluminescence.
Underneath the eyes of the squid are silvery patches of cells called photophores. These provide under surface bioluminescence which adds to the camouflage. The cells leak put light in multiple directions that effectively make the squid invisible when viewed from above. The resultant glowing blur makes the eyes of the glass squid less conspicuous to predator approaching from a variety of angles.
Research paper.
As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered.
The Internet is buzzing—at least, my little corner of the Internet—about finding a 120-meter-long giant squid on Google Earth. It’s a false alarm.
As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered.
Two years ago, I posted a photograph of a beautiful giant bronze squid sculpture by Kirk McGuire. He has a new sculpture: a squid table base. it’s also beautiful.
As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered.
This research paper shows that the number of squids, and the number of cephalopods in general, has been steadily increasing over the past 60 years:
Our analyses revealed that cephalopod abundance has increased over the last six decades, a result consistently replicated across three distinct life history groups: demersal, benthopelagic, and pelagic… This is remarkable given the enormous life-history diversity exhibited across these groups, which were represented in this study by 35 species/genera and six families. Demersal species, for instance, have low dispersal capacity (tens of km) and occupy shelf waters. Benthopelagic species also occupy shelf waters, but have moderate dispersal capacity (hundreds of km) largely facilitated by a paralarval phase. Pelagic species inhabit open oceanic waters and have high dispersal capacity (thousands of km) facilitated by both a paralarval phase and a mobile adult phase.
As usual, you can also use this squid post to talk about the security stories in the news that I haven’t covered.
Sidebar photo of Bruce Schneier by Joe MacInnis.