In the June 24 SN: Unlikely worlds around dim red stars, bacteria to the rescue, flamingos’ balancing act, Jupiter up close, hominid origins revisited, spacetime shakes again, ladybug wing origami and more.
EGG DIVERSITY Bird eggs vary greatly in shape, size and color. In a new analysis, researchers look for links between egg shape and birds’ traits and lifestyles.
Harvard Museum of Comparative Zoology
BACKSTORY WITH LEGS Small and possibly living underground, the newly named extinct Chinlestegophis (artist’s illustration shown) still had legs but might be an ancient near-relative of today’s legless caecilian amphibians.
KILLER DRILLERS Predators such as moon snails (Naticarius orientalis shown) that kill by drilling through other animals’ shells offer a rare chance to test an idea about the power of enemies.