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Endangered Species Day

Friday, May 16, 2025

10 a.m. to 2 p.m.
Free for all guests


Learn about our efforts to conserve endangered species, both here at the Zoo and across the world. Find out what seemingly small actions can make a big difference. Speak to experts in animal care, research and more.

Be sure to check out:

  • Tables with Zoo experts who will talk about different endangered species, what their respective threats are and how you can help
  • Children’s activities that highlight specific Zoo animals that are endangered
  • Scheduled keeper chats, where you can meet members of our Animal Care team
  • Sustainable merchandise in our gift shops that benefit animals’ natural habitats and communities that coexist with endangered species

Featured Animals

Here is a sampling of animals featured at this event.

  • Helmeted Curassow

  • Humboldt Penguin

  • Amur Leopard

  • Rio Pescado Stubfoot Toad 

  • Malagasy Spider Tortoise

  • American Burying Beetle

  • Langur

  • Partula Snail

  • African Painted Dog 

  • Sumatran Orangutan

  • Somali Wild Ass

  • Asian Elephant

  • Przewalski’s Horse

    (at Saint Louis Zoo WildCare Park)

  • Scimitar-horned Oryx

    (at Saint Louis Zoo WildCare Park)

Want to help endangered animals before the event?

  • Bring a wish list item to Endangered Species Day! There are several enrichment items we’ve included that benefit our animals’ well-being. We’ll have gift drop-offs at both Zoo entrances.
  • Check out some easy animal-friendly actions you can do as part of your daily routine. Our actions and purchases can make a difference for wildlife and their habitats around the world.