The worms, according to Mike Johns, set up intestinal and liver problems and lower the immunity of the bird , so that secondary problems arise and the bird cannot digest food.
The bees build up a store of honey during the summer which they eat through the winter. Beekeepers will take a surplus of honey from the hive, but won't take all the honey there is. They also feed the bees with sugar syrup after taking the honey to make sure the bees have enough to see them through the winter. Honey.
Many bee species (called robber bees) are parasitic upon other bee species. These bees eat the stored food meant for the host larvae, starving or even directly killing the host. Most bees forage during the day, whenever it is warm enough. Honeybees build large hives out of wax, high up in trees or cliffs.