Horizontal pupils slit the bulbous eyes swivelling in a large alien head, floating above a bizarre tangle of arms rippling with color. Some species glow, others can kill you with a poison they don’t even make, but how much do you know about the basic morphology of these charismatic creatures?Read More
This month’s mutualism is the Hawai‘ian bobtail squid Euprymna scolopes and its bioluminescent bacteria Aliivibrio fischeri.
The Hawai‘ian bobtail is a small (1.5”), nocturnal squid endemic to the Hawai‘ian Islands. Vibrio spp. are gram-negative facultative anaerobes (they don’t need oxygen) typically found in seawater, some of which can cause foodborne illnesses related to consuming shellfish.Read More