Comb Building of Honeybees
Honeybees build a new comb on a wooden frame of a beehive. The piece of comb on the right shows the transition from worker comb (small inner cells) to drone comb (large outer cells).
Special Issue on Parenting
This is a family of prairie voles. In some mammalian species, including monogamous prairie voles, both parents make an important contribution to rearing the offspring. This material relates to a paper...