In the case of bees, only 10 percent of the species are social. In some cases, females lay unfertilized eggs, which will become males, in lower-quality food sources, while fertilized eggs, destined to ...
For a baby bird to develop from a tiny embryo into a fully formed chick, the egg must be carefully and dutifully nurtured. Although only the female bird can produce and lay eggs, their successful ...
Flowers provide pollen and nectar from spring through fall; if left over, the winter native bees lay eggs in plant stems, and if leaves are left on the ground, butterfly larvae and pupa use them for ...
they start a new colony on their own and watch as it grows to hundreds (bumble bees) or thousands (yellowjackets) of workers. At some point, the queen will stop laying eggs. She'll often leave the ...