Sideways locomotion in true crabs likely originated once from a forward-moving ancestor, providing insight into how behavioral innovations shape evolutionary diversification.
Angelly Vasquez-Correa, Johanna Arnet ... Ehab Abouheif
Latent developmental potential facilitates trait re-evolution with novel phenotypic patterns, adding a new perspective to understanding of the origins of novel traits in evolutionary and developmental biology.
Stefan Zdraljevic, Laura Walter-McNeill ... Leonid Kruglyak
A maternal toxin-antidote element has degenerated into an antidote-only remnant in some Caenorhabditis elegans isolates, while in others, the toxin may instead be silenced by small RNAs.