How to eat a poison butterfly

Journal Reference: Simon C. Groen, Noah K. Whiteman. Convergent evolution of cardiac-glycoside resistance in predators and parasites of milkweed herbivores. Current Biology, 2021; 31 (22): R1465 DOI: 10.1016/j.cub.2021.10.025 In high enough concentrations, milkweed can kill a horse, or a human. To be able to eat this plant, monarchs evolved a set of unusual cellular mutations. … Read more