In 1971, scientists moved 10 insect-eating lizards to Croatia’s Pod Mrcaru islet; when they returned in 2004, more than 5,000 descendants showed larger heads and altered digestive systems for a plant-rich diet

In 1971, Italian wall lizards were introduced to Pod Mrcaru island, where they flourished and underwent impressive evolutionary changes over the next thirty-three years. Their bite strength increased, skull sizes enlarged, and digestive adaptations allowed them to handle more plant matter efficiently. This notable case offers a compelling demonstration of evolution happening in real-time, showcasing nature’s remarkable ability to adapt.
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