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How a cave-dwelling fish stores fat through feast and famine

A Mexican blind cave fish (Astyanax fasciatus mexicanus) in the deep waters of Tamaulipas, Mexico.

The cave-dwelling form of the Mexican tetra cannot see, and uses its eye sockets as repositories for fat. Credit: Barry Mansell/Nature Picture Library

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Nature 604, 405 (2022)



  1. Xiong, S. et al. Curr. Biol. (2022).

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