Demonstrators run inside of subway after clashing with riot police during a protest to denounce the housing crisis and evictions, in Barcelona, Spain, on September 25, 2024. (Photo by Nacho Doce/Reuters)

American actress Sydney Sweeney and a pal have a “little london getaway” while doing facemasks in a hot tub on December 10, 2025. (Photo by sydneysweeney/instagram)

British-Albanian singer Dua Lipa performs during 2024 Austin City Limits Music Festival at Zilker Park on October 05, 2024 in Austin, Texas. (Photo by Erika Goldring/WireImage)

American media personality and socialite Kim Kardashian attends the 2024 LACMA Art+Film Gala at Los Angeles County Museum of Art on November 02, 2024 in Los Angeles, California. (Photo by Alberto E. Rodriguez/WireImage)

An Aymara woman carries her albino dog on an aguayo during the Christmas parade in La Paz, Bolivia on December 7, 2024. (Photo by Claudia Morales/Reuters)

Tourists wearing hats pose for a photo next to a Christmas tree on Christmas Day at Bondi Beach in Sydney on December 25, 2024. (Photo by David Gray/AFP Photo)

Revelers in a costume enter the cold water during the annual Polar Bear Plunge on New Year's Day, Wednesday, January 1, 2025, in New York. (Photo by Andres Kudacki/AP Photo)

Sharon Beals is a San Francisco based photographer who has photographed nest and eggs specimens collected over the last two centuries at The California Academy of Sciences, The Museum of Vertebrate Zoology, and The Western Foundation of Vertebrate Zoology. While few nests are collected today, these nests and eggs are used for research, providing important information about their builder’s habitats, DNA, diseases and other survival issues.