Assertion: squid's cell | /r/HasProperty | efficient
Facets:
Source sentences:
text: These cells are so efficient that they can closely match the color of their background, even causing a wave of color to flow across the body of the squid as it swims from one background to another.
text: These cells are so efficient that they can closely match the color of their background, even causing a wave of color to flow across the body of the squid as it swims from one background to another.