Wild-type males are more colorful ... However, these attractive Asian finches can change their color quite dramatically during different seasons. The male develops bright red breeding (nuptial ...

Few people have the tenacity of ecologists Peter and Rosemary Grant, willing to spend part of each year since 1973 in a tent on a tiny, barren volcanic island in the Galapagos. Even fewer would ...

On various islands, finch species have become adapted for different diets ... to understand the process that had created so many types of finches that differed mainly in the size and shape ...

The finches in the above video were collected from the Galápagos Islands in 1835 by Charles Darwin and his colleagues during the second voyage of HMS Beagle (1831-1836). The different finch species on ...

each type of seed plays a crucial role in supporting the birds that visit your garden. By diversifying the seeds you offer and paying attention to the needs of different species, you can enjoy the ...