‘Maize cobs deriving from the same seed lot that has been statically conserved in a gene bank (ex situ, above) or dynamically maintained in its farmer’s field of origin (in situ, below) over the last fifty years’, copyright [Francis Denisse McLean-Rodríguez, Scuola Superiore Sant’Anna], used with kind permission [Ausencio López, Totolapan, Morelos, México].

‘Salamandra salamandra almanzoris, Circo de Gredos, central Spain’, copyright [Iñigo Martínez-Solano, Museo Nacional de Ciencias Naturales-CSIC], used with kind permission [Iñigo Martínez-Solano, Museo Nacional de Ciencias Naturales-CSIC]".

‘Adult Rana pipiens from the Stone Lake metapopulation, Arizona, USA ’, copyright [Anna Savage, University of Central Florida], used with kind permission [Anna Savage, University of Central Florida]

Engystomops freibergi from the Brazilian Amazon rainforest’, copyright [Luciana Bolsoni Lourenço, University of Campinas]

The coral reefs of Misali Island (Pemba, Tanzania), one of the sample sites in the large-scale population genetic study of Seriatopora hystrix in the Western Indian Ocean (see article https://doi.org/10.1038/s41437-020-00379-5 page 351). Copyright [Rosa Maria van der Ven, Wageningen University, the Netherlands], used with kind permission [Rosa Maria van der Ven, Wageningen University, the Netherlands]

‘Male white-tailed ptarmigan(Lagopus leucura) taken in Rocky Mountain National Park (Colorado, USA) in June of 2019’, copyright [Keith E. Williams], used with kind permission [Shawna Zimmerman, U.S. Geological Survey]"