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Lizards that misplaced their legs re-evolved them because the local weather acquired wetter

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Brachymeles bicolor has quick and stubby legs

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Within the distant previous, local weather change might have pushed limbless lizards to evolve legs – having already misplaced them as soon as earlier than.

The once-four-legged, historic lizards of the Brachymeles genus first emerged in a dry surroundings in modern-day South-East Asia. They dropped all 4 limbs about 62 million years in the past, however round 40 million years later, some species grew them again, says Philip Bergmann at Clark College in Worcester, Massachusetts.

“Across the time that these lizards went from snake-like to re-evolving limbs, there was this local weather shift from an surroundings that’s a lot drier …

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