Without bees, they would set fewer seeds and would have lower reproductive success. This too would alter ecosystems. Beyond plants, many animals, such as the beautiful bee-eater birds, would lose their prey in the event of a die-off, and this would also impact natural systems and food webs.

How long would humans survive without bees?

If bees disappeared off the face of the earth, man would only have four years left to live. The line is usually attributed to Einstein, and it seems plausible enough. After all, Einstein knew a lot about science and nature, and bees help us produce food.

Can we survive without bees?

Bees and other pollinators are vital for global food security. If they were to go extinct, plants that rely on pollination would suffer. Although they're little, wild bees are an important keystone species, and many other species depend on them for survival. ... Put simply, we cannot live without bees.