https://opus.uleth.ca/items/a51e5c48-4851-4e47-a7c2-24d83f54b865/full
Social and non-social play in beluga whales (Delphinapterus leucas)
Although many species of Cetacea play, few detailed studies of their play exist. The present thesis provides detailed descriptions of two types of social play...
play inbeluga whalesdelphinapterus leucassocialnon
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