The first aviaries for small birds, just
South of the Regents Canal in the Zoological Gardens.
Source:
Aviary for Small Birds, Zoological Gardens, about 1830, Zoological
Keepsake, 1830. in Zuckerman L (Ed). The Zoological
Society of London 1826-1976 and Beyond, Symposia of the Zoological
Society of London 40, 1976.