Why is it that every time you see an adorable puppy in the park or outside a cafe your voice suddenly jumps up about two octaves and you’re talking total gooey nonsense? If you watch this episode to find out, you can have a treat and we’ll go for a walk!
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Sources:
http://science.sciencemag.org/content/296/5572/1435
https://link.springer.com/article/10.1007s10071-018-1172-4
https://royalsocietypublishing.org/doi/full/10.1098/rspb.2016.2429
https://www.tandfonline.com/doi/abs/10.2752/175303713X13697429463592
https://www.sciencedirect.com/science/article/pii/B978012407818500005X
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0021676
https://www.cell.com/current-biology/fulltext/S0960-9822(14)01339-6?_returnURL=httpslinkinghub.elsevier.comretrievepiiS0960982214013396showalltrue
https://www.sciencedirect.com/science/article/pii/S001002771400064X?viaihub