beak sizes

Why Do Different Species Of Finches Have Different Beak Sizes And Shapes?

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Why Do Different Species Of Finches Have Different Beak Sizes And Shapes? In other words, beaks changed as the birds developed different tastes for fruits, seeds, or insects picked from the ground or cacti. Long, pointed beaks made some of them more fit for picking seeds out of cactus fruits. Shorter, stouter beaks served best

What Was The Major Claim Peter And Rosemary Grant Concluded As A Result Of Their Research In The Galapagos Islands?

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What Was The Major Claim Peter And Rosemary Grant Concluded As A Result Of Their Research In The Galapagos Islands? In 2017, they received the Royal Medal in Biology “for their research on the ecology and evolution of Darwin’s finches on the Galapagos, demonstrating that natural selection occurs frequently and that evolution is rapid as