The difference between their beaks
Variation
Finches, amomg others...
That the finches were similar to the ones on the mainland, but had adapted to the island environment.
Their beaks were adapted to match the foods they ate.
That the finches were similar to the ones on the mainland, but had adapted to the island environment.
The Galapagos Islands. About 600 miles due West of Ecuador.
Darwin was puzzled about the many adaptations of the finches on the Galapagos Islands
Darwin was puzzled about the many adaptations of the finches on the Galapagos Islands
the animal Darwin examined were finches on the Galapagos islands (at least finches were the main thing he studied)
Galapagos finches
That they were evoled from on specie of finches.
He observed the finches from the Galapagos islands, the mussels from the land lifted in Chile, the huge tortoises and dark lizards.