The introduction of infectious pathogens to a simulated animal population leads to rapid evolutionary transitions in how individuals move in a social context, with distinct movement morphs evolved that make trade-offs between sociality and infection risk.

The structural and pharmacological difference of the invertebrate counterpart of β-adrenergic receptor confers selective toxicity of an insecticide on honeybees and their devastating parasite Varroa mites.

Hairless emerged as an evolutionarily novel regulatory protein that replaced an ancestral paradigm of direct co-repressor recruitment by Suppressor of Hairless, its partner transcription factor in the Notch signaling pathway.