常见的美洲东部熊蜂 (IMAGE)

Proceedings of the National Academy of Sciences

常见的美洲东部熊蜂

Caption

美洲东部常见的熊蜂（Bombus impatiens）正在向日葵（Helianthus annuus）上觅食。

Credit

图片由Ben Barnhart (摄影师)提供。

Usage Restrictions

None

License

Licensed content

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.