American bumble bee could face extinction by: Kristen Currie. Posted: Oct 17, 2021 / 10:22 AM CDT. Updated: Oct 17, 2021 / 10:22 AM CDT.

Related: U.S. Adds Bees to Endangered Species List for First Time "This bumble bee is just one of many bees that are in trouble and listing the rusty patched bumble bee is a really good first step ...

Bee buzzing changes with heat and pollution, affecting pollination, communication, and plant reproduction globally.

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The bee had been collected before in the 1970s, but it hadn't been formally described. Enlarge Image Leioproctus zephyr female bee seen head-on and from the side.

The study focused on two species of solitary bees: the horned-face bee, which helps pollinate crops like apples and blueberries, and the alfalfa leafcutting bee, which pollinates alfalfa.