Gloves, a fur coat and a bear mask. The outfit sounds like avant-garde fashion, but it’s actually the uniform of caretakers at the San Diego Humane Society, who are raising an orphaned black bear cub.

Other record holders include Nicholas Cherrywood, from the US, who owns the largest collection of Care Bear memorabilia with 1,234 items. Melody Donchet, from France, achieved the female record ...