Grant Sizemore

Director of Invasive Species Programs

Originally from Ohio, Grant grew up fascinated by nature and enjoying the outdoors. He earned degrees in Zoology and Environmental Science from Miami University and an MS in Wildlife Ecology and Conservation from the University of Florida. Prior to joining ABC, Grant has worked toward wildlife conservation through policy, outreach, education, and years of wildlife research. Outside of work, Grant enjoys hiking, birding, fishing, and taking care of his (indoor) cat.

American Bird Conservancy (ABC), Aves Argentinas, and BirdLife International announce the acquisition of a section of Estancia La Rosita in northeastern Argentina, a vital sanctuary for the Saffron-cowled Blackbird and other threatened species. The newly protected area, 12 miles from the town of Alv...

Feb 9, 2026

Argentina

ABC and Re:wild announced a new initiative called the Afrofuturism Collective. While different people define Afrofuturism in different ways, one succinct explanation (via UCLA Magazine) is that it’s “a wide-ranging social, political, and artistic movement that dares to imagine a world where Afri...

Feb 5, 2026

magazine

In good news for birds and other wildlife, on January 23, 2026, a funding package for essential conservation programs was passed with overwhelming bipartisan support in both the House and Senate. The bill, H.R.6938, “Commerce, Justice, Science; Energy and Water Development; and Interior and Enviro...

Jan 28, 2026

Advocacy

American Bird Conservancy (ABC) and a team that includes Amargosa Conservancy and River Partners are now in the planning stages of an ambitious effort to restore the Amargosa Basin. The Amargosa River Riparian Restoration project, funded by the California Wildlife Conservation Board, will restore ap...

Jan 26, 2026

habitat restoration