There was an error published in J. Exp. Biol. 215, 2022-2029.

In the final sentence of paragraph 4 of ‘Effects on SR’ in the Results section, the total number of proboscis extensions is given, rather than percentages. The correct sentence is published below.

On average, control nectar foragers had a lower mean total PER bee−1 (4.1±2.3 responses) than control pollen foragers (4.8±2.1 responses).

The authors apologise for any confusion this may have caused.