
Postdoc fellow at @Globe_UCPH • Interested in how genomics can help us understand human history and evolution • he/him
- Tweets1.5K
- Following1.2K
- Followers336
- Likes7K

ALT A three-dimensional rendering shows the land bridge connection between North and South America. Research on the fossil record of mammals in Mexico suggests that the geographic region acted as a biodiversity “holding pen” for 10 million years, buffering the pace of both northward and southward movements of mammal species leading up to the Great American Biotic Interchange. Illustration: C. Bickel and V. Penney/Science. Data: NASA Blue Marble Imagery, August 2026; B. Tozer, D. T. Sandwell, W. H. F. Smith, C. Olson, J. R. Beale, P. Wessel, Global bathymetry and topography at 15 arc sec: SRTM15+ (2019), distributed by OpenTopography, https://doi.org/10.5069/G92R3PT9, accessed 24 June 2026































