Sentences with phrase «animal vocalisations»
Animal vocalisations are usually made in relatively narrow behavioural contexts linked to emotional states, such as to express aggressive motivation or to warn about potential predators.
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This gas - filled organ is normally used to keep the animal buoyant, but a nearby muscle can make it resonate and so double as an organ of vocalisation.
When the dolphins teamed up, they made more vocalisations than they did while opening the canister on their own or when there was either no canister present or no interaction with the canister (Animal Cognition, doi.org/bfct).
I think we can shed a lot of light on early evolution of our own use of language by studying the vocalisation of animals that are socially and behaviourally similar to us, if not necessarily taxonomically closely related.»
Cats, on the other hand, were reported to display an increase in vocalisations, an increase in aggression towards other animals in the household and were described as appearing depressed.