Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The average daily amount of syrup consumed by four species of bumblebee queen, treated with one of three thiamethoxam exposure scenarios (control, no pesticide; low, 1.87 ppb; high, 5.32 ppb). Bars show mean (±s.e.) consumption (grams) per unit volume of bee (cubic millimetres). An asterisk indicates a significant interaction (p < 0.05) between species and the high-dose treatment (electronic supplementary material, table S3).
