First-ever study shows bumble bees 'play' - Queen Mary University of London

Nature Today Ball-rolling bees reveal complex learning

Bumble bees 'play with balls for enjoyment

Bees learn new tricks from one another in world-first for insects - ABC News

Do Insects Feel Joy and Pain?

bumble bees can 'play' like animals, new study shows

Wetenschappers geven jonge hommels een paar kralen en zien

Could A Bumblebee Learn To Play Fetch? Probably : The Salt : NPR

Nature: Bumblebees use paths and lanes created by humans to

Bees can solve puzzles by watching their friends - BBC Newsround

Bumblebees Have Collective Intelligence; Insects Can Teach Others to Retrieve Sugary Treat [Study]

First-ever study shows bumble bees 'play

Bumblebees Can Learn New Behaviors by Observing Their Peers—Just Like Humans - Modern Sciences

Bees help plants produce flowers faster by nibbling on their