Bumblebees mop up nectar as easily whether it’s thick or runny, because of the way hairs on their tongue can trap the liquid
Source:
https://www.newscientist.com/article/2212367-bees-very-hairy-tongues-help-them-mop-up-different-types-of-nectar/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home