Lama at Cosley Zoo


Cosley Zoo relies, in part, on the financial support of its donors to provide essential resources like food and veterinary care for more than 200 animals.

Your donation today helps to ensure Cosley Zoo can continue to provide the highest quality animal care that has earned it accreditation for excellence by the Association of Zoos & Aquariums.

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Join the Herd | Monthly Donor Program

You’re invited to Join the Herd, Cosley Zoo’s monthly giving program.

Your monthly donation provides things like:

hedgehog photo links to donation page at (opens in new window)

A month of crickets for the hedgehogs

bobcat photo links to donation page at (opens in new window)

A day of food for Val the bobcat

Norwegian Fjord photo links to donation page at (opens in new window)

A week of bedding for Gretchen the Norwegian Fjord horse

Llama photo links to donation page at (opens in new window)

A week of produce for the zoo animals

Why Give Monthly?
By becoming a monthly donor, you are helping to provide a reliable source of support to assist with the everyday needs of our animal family.

It’s Easy
You choose how much you would like to donate, and we will automatically deduct the amount from your credit card, debit card or bank account each month.

You will receive an annual tax summary mailed to you each January, and you can change or discontinue your monthly gift at any time.

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Wildlife Champions Society

Donors who make tax-deductible donations of $1,000 or more within a single calendar year become members of the Wildlife Champions Society.

The Wildlife Champions Society was created to recognize those philanthropic leaders who help ensure the vitality and excellence of the Zoo by directly supporting our animal care, education, and conservation programs.

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Please contact our development team at 630.510.4961 or email

We will not sell, share or trade our donors’ names or personal information with any other entity, nor send mailings to our donors on behalf of other organizations. Donor information is used exclusively by Cosley Zoo and its Wheaton Park District affiliates.

This policy applies to all information received by Cosley Zoo, both online and offline, on any Platform (‘Platform’, includes the Cosley Zoo website and mobile applications), as well as any electronic, written, or oral communications.

To the extent any donations are processed through a third-party service provider, our donors’ information will only be used for purposes necessary to process the donation.


Donate Online

Secure donation portal at is best viewed using Chrome, Firefox, Edge and Safari web browsers.


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Bobcat photo at top of page by Edward Durbin 

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