In the March 4 SN: Search for sustainable catalysts, deflating cancer’s defenses, species miscounts, frog spit secrets, an acrobatic bat robot, coconut-cracking crabs, baffling X-ray bump, neutron’s elusive lifetime, Zika’s baby photo and more.
WHAT’S IN YOUR EAR? Studying earwax (sample below the type of animal donor species) might inspire new ways to reduce dust buildup.
Top row, left to right: David DeHetre/Flickr (CC BY 2.0); Dan Belanescu/Flickr (CC BY 2.0); Rob Wells/Flickr (CC BY-SA 2.0); Marit & Toomas Hinnosaar/Flickr (CC BY 2.0); bottom row: A. Noel, Z. Zachow and D. Hu/Georgia Tech
LEGGY MULTITASKERS The skinny legs of sea spiders (one shown from Antarctica) hold guts that digest food and help pump blood.
Timothy Dwyer (PolarTREC 2016), Courtesy of ARCUS
MISMATCHED OFFSPRING When macaroni penguins convene at a breeding site (shown), females lay some of the most size-mismatched eggs known among birds.