From the white Iberian lynx in Spain to the howler monkeys of Costa Rica: Why do animals change color?

Animal Color Change: An Unsolved Mystery

Scientists are puzzled by the appearance of a white Iberian lynx in Spain, and howler monkeys in Costa Rica, prompting calls for more research into environmental factors.

Some animals, like chameleons, octopuses, cuttlefish, and snowshoe hares, naturally change color, but the case of Satureja, a female Iberian lynx, is surprising. She has lost her natural brown and orange tones, but retained her unique black spots.

No one knows the reason for this striking change in coat color, which had already been observed in another lynx previously.

Author's summary: Animals mysteriously change color, sparking scientific curiosity.

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EL PAÍS English EL PAÍS English — 2025-11-05

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