Warmer Seas Kills Sharks’ Eggs Warmer seawater combined with acidification could pose a major threat to ocean sharks. Their eggs develop much more poorly, leading to the death of the... Text: Roland Johansson/TT Photo: Björn Larsson Rosvall/TT, Noémie Coulon/TT Other Climate changewarmer seasmall spotted catsharkacidification in the sea