jackass penguin

Wiktionary

1. n. African penguin.

GNU Webster's 1913

1. n. any species of penguin of the genus Spheniscus, of which several are known. One species (Spheniscus demersus) inhabits the islands near the Cape of Good Hope; another (Spheniscus Magellanicus) is found at the Falkland Islands. They make a noise like the braying of an ass; -- hence the name.

WordNet 3.0

1. n. small penguin of South America and southern Africa with a braying call