When the octopus is excited, these cells contract or expand, producing a color change that can startle a predator or enable the octopus to blend with the surroundings.
(the octopus; is; excited) (the octopus; to blend; with the surroundings) (these cells; expand; T:When the octopus is excited) (these cells; producing; a color change that can startle a predator or enable the octopus to blend with the surroundings) (a color change; can startle; a predator) (a color change; enable; the octopus; to blend with the surroundings)
the octopus the octopus these cells these cells a color change a color change
is to blend expand producing can startle enable
excited
with the surroundings
T:When the octopus is excited
a color change that can startle a predator or enable the octopus to blend with the surroundings
a predator
the octopus to blend with the surroundings