Photographer Captures 18,000 Species in Epic Photo Ark

A single photo of a naked mole-rat changed everything for Joel Sartore in 2006, launching what would become one of the most important conservation photography projects of our time.

The National Geographic photographer has now captured stunning portraits of 18,000 animal species for his Photo Ark project. Each image celebrates creatures great and small, from thumb-sized red handfish that walk on their fins to majestic African leopards.

The project was born during a difficult year when Sartore stayed home to care for his wife Kathy through breast cancer treatment. That time gave him a new perspective on how fragile and precious life truly is. Kathy made a full recovery, and Sartore threw himself into documenting the animal kingdom before species vanish forever.

His simple yet powerful approach strips away all distractions. Animals are photographed against plain black or white backgrounds, allowing viewers to look directly into their eyes and see their unique beauty. A tiny salamander gets the same dignified treatment as a snowy owl or a sifaka lemur.

Sartore works with animals in zoos, aquariums, and wildlife sanctuaries where they're comfortable around people. He often photographs multiple species in a single day. On one recent morning in the Minnesota Northwoods, he spent the night capturing images of insects before his coffee even finished brewing.

The 18,000th species was a critically endangered red handfish photographed at a University of Tasmania breeding lab. Sartore set up a small fish tank on a tabletop and finished the session in under an hour as the quirky creature walked around on its fins.

Why This Inspires

The Photo Ark isn't just about pretty pictures. It's a race against time to document biodiversity while we still can. Some species Sartore has photographed, like the Guam kingfisher and Monterrey platyfish, now exist only in captivity. Others, like the Tasmanian tiger, are already gone forever.

His images give voice to creatures the world might never otherwise notice. Many of the animals he photographs could fit in the palm of your hand, yet each one represents millions of years of evolution and plays a vital role in Earth's ecosystems.

Through his lens, Sartore shows us that every creature has intelligence, beauty, and a basic right to exist. Twenty years in, he's still traveling the globe with his camera, still finding new species to photograph, still hoping his work will inspire people to protect what remains.

Each portrait is a testament: these animals were here, they mattered, and with enough care, many of them can stay.