The Harold H. Malkmes Wildlife Education and Ecology Center is a park, zoo, and ecology site in Holtsville, New York, United States, operated by the Town of Brookhaven, and located on the site of a former landfill.

The ecology center was named for former Town of Brookhaven Superintendent of Highways Harold H. Malkmes.

The Harold H. Malkmes Wildlife Education and Ecology Center contains an Animal Wildlife Center, with free admission, containing over 100 injured or non-releasable wild and farm animals, including mountain lions.

[2] The center also offers greenhouses, a picnic area, a 1.2-mile (1.9 km) paved exercise trail, free compost and wood chips, and a town pool (with an admission fee).

[5] The animal preserve has included mountain lions since 1987, when "Kimo" was recovered from an owner who had abused him.