Invertebrates

In May, the Indianapolis Zoo hosted an International Union for Conservation of Nature (IUCN) Red List assessment workshop to document the threat to freshwater molluscs.

While often overlooked in conservation efforts, crayfish are nevertheless highly threatened.

Swallowtails are the flamboyant rockstars of the butterfly world! They are large, colorful and frankly spectacular butterflies in the family Papilionidae which contains around 580 species. Some have beautiful “swallow-tailed” wings, and they come in colors from metallic hues to bright blue, red, green, yellow and everything in between.

Horseshoe crabs have done a lot for humanity thanks to their unique blood and its biomedical applications. Learn how pharmaceutical giant Eli Lilly is giving back.

For the first time an invasive species was completely removed from a large island. How did our Japanese colleagues do it? And what does that mean for the rest of the world?

Every year, billions of birds make seasonal movements called migrations. Along the way, they utilize stop-over habitats to refuel, and for many of these birds, insects are on the menu.

North America is the world’s hotspot for freshwater mussels, with more than 300 species! Freshwater mussels have filtration “superpowers” that allow them to clean water, recycle and store nutrients.

The Indianapolis Zoo has selected the ten finalists in the running for its $1 million Saving Species Challenge.

Dr. Sérgio Henriques is searching for Fagilde’s trapdoor spider, which has been lost to science for nearly 100 years.

Migratory monarchs are now categorized as Endangered on the IUCN Red List of Threatened Species.