North America's largest non-profit pet adoption website
There are grants out there for rescue organizations for a variety of purposes. The grants volunteer searches for and applies for the various grants on behalf of ARMAC.
Before you can help out with this opportunity, you'll need to sign up as a volunteer. Once you've done that, you'll be able to contact the rescue group and express your interest helping out with this opportunity. You'll also be able to create a volunteer profile, which will let shelters and rescue groups in your area find volunteer opportunities that best match your skills and interests.
Volunteering is a great way to help pets in need and meet other caring humans like you!