In the June 23 SN: Emmy Noether gets her due, the 411 on ancestry testing, bonobo birthing buddies, a mysterious neutrino surplus, the oldest known lizard fossil, genetic genealogy in police work, Pluto’s dunes and more.
BLEEDS GREEN The few lizards with green blood, such as this green skink from Papua New Guinea, may have acquired the coloring via a spotty pattern of evolutionary history. Their muscles, bones, tongues and gums also look greenish.
DAY JOB A Bajau diver, spear in hand, fishes off the coast of Indonesia. Bajau divers spend 60 percent of their diving time completely underwater, comparable to sea otters.
BEARS ON ICE A study that put camera collars on polar bears showed that the bears have higher springtime metabolic rates than previous estimates.