[taneq]

If (like me) you mainly wanted the conclusion, here it is:

> As this language exhibits all the design features present in the human spoken language, this indicates a high level of intelligence and consciousness in dolphins, and their language can be ostensibly considered a highly developed spoken language, akin to the human language.

And:

> The results obtained in this study suggest the existence of a similar highly developed spoken language in toothed whales (Odontoceti), based on the similarity of their acoustic signals and morphology.