Ferns have evolved a mutually beneficial relationship with ants, but this happened late in their evolution. A recent study shows that old dogs can learn new tricks.
Looking up toward redwoods’ crowns in Redwood Regional Park, Oakland, Calif.
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Kevin Burns, Te Herenga Waka — Victoria University of Wellington
A colony-building fern that grows in treetops on Lord Howe Island has adopted a lifestyle similar to social insects, turning our understanding of the evolution of biological complexity on its head.