Leptonychotes weddellii, the Weddell seal, is one of the world’s southernmost mammals and can dive for up to ~90 minutes and over 300 m deep. Its genome reveals strong adaptations in lipid metabolism and hypoxia-tolerance enabling deep, cold dives.

DOI: 10.1038/s42003-022-03089-2; published on 17/02/2022. 

Authors: Iker Álvarez Coca, Jone Eizagirre Galarraga, Júlia Pérez Vilardell, Nerea Rubio Gómez