Barnacle Bends Shape to Fend Off Warm-Water Sea Snails on the Move

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Some barnacles are ‘morphing’ to protect themselves from predatory warm-water sea snails, which are expanding into their territory due to climate change.

Some barnacles are ‘morphing’ to protect themselves from predatory warm-water sea snails, which are expanding into their territory due to climate change.

Research led by the University of Southampton and published in the Journal of Biogeography shows how temperate prey species are adapting to changing water temperatures, which carry the threat of warm-water predators encroaching into their territory.

As global sea-surface temperatures rise and the number of marine heatwaves increase under global heating, coastal marine communities are changing. Warm-water predators that were restricted to subtropical and tropical regions are now establishing themselves in more temperate waters. This phenomenon is known as ‘tropicalisation’.

Read more at University of Southampton

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