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Huge squids 'talk' to each other ... using colors
In addition to camouflage and appearing larger in the face of a threat, squids use color, patterns, and flashing to communicate with one another in various courtship rituals. Caribbean reef squid can send one message via color patterns to a squid on their right, while they send another message to a squid on their left. [9] [10]
The basic functions of communication in aquatic animals are similar to those of terrestrial animals. In general, communication can be used to facilitate social recognition and aggregation, to locate, attract and evaluate mating partners and to engage in territorial or mating disputes. Different species of aquatic animals can sometimes communicate.
This ability almost certainly evolved primarily for camouflage, but squid use color, patterns, and flashing to communicate with each other in various courtship rituals. [21] Caribbean reef squid can even discriminate between recipients, sending one message using color patterns to a squid on their right, while they send another message to a ...
Squid are capable of rapid changes in skin color and pattern through nervous system control of chromatophores. [38] In addition to camouflage and appearing larger in the face of a threat, squid use color, patterns, and flashing to communicate with one another in various courtship rituals. Caribbean reef squid can send one message via color ...
Squids do not have the longitudinal muscles that octopus do. Instead, they have a tunic. [81] This tunic is made of layers of collagen and it surrounds the top and the bottom of the mantle. Because they are made of collagen and not muscle, the tunics are rigid bodies that are much stronger than the muscle counterparts.
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Whistling is used by animals such as prairie dogs to communicate threats, with prairie dogs having one of the most complex communication systems in the animal kingdom. Prairie dogs are able to communicate an animal's speed, shape, size, species, and for humans specific attire and if the human is carrying a gun . [ 41 ]