North American zoos (from Rutgers and Norris 1970)
San Diego Zoo Wildlife Alliance
Breeding and rearing
Behavioral enrichment (Ellis 2005)
At the San Diego Zoo, newly arrived African Penguins receive a thorough health screening before joining the penguin colony at the Africa Rocks! exhibit.
Image credit: © San Diego Zoo Wildlife Alliance. All rights reserved.
Crissey et al. (2005)
Henry and Sirpenski (2005)
Rutgers and Norris (1970)