"We see this difference between the octopus and squid as reflecting an evolutionary timeline and adaptation, where we see transition from neurotransmission in acetylcholine receptors to soluble bitter ...

Along their eight arms, octopuses have highly sensitive suckers that allow methodical explorations of the seafloor as they search for nourishment in a “taste by touch” approach. Squids, on the other ...

The evolution of new traits enables expansion into new ecological and behavioural niches. Nonetheless, demonstrated connections between divergence in protein structure, function and lineage-specific ...

Squid and octopuses are both brainy, soft-bodied sea dwellers with many arms, shade-shifting skin, and a tendency to spew ink into the paths of their predators. They're remarkably similar—closely ...