18 
Nearly adjoining this Den is an Enclosure where the visitor 
will observe some Monkey Poles (18), to which certain species 
of 
MONKEYS 
are fastened during the day in the summer season. 
In this Quarter A Cage (19) for the Harpy Eagle, from 
the Garden of the Horticultural Society, has been constructed. 
HARPY EAGLE. 
Harpyja Destructor, Cuv. Falco Harpyja, GrneL Vultur Ilarpyja, Linn . 
Falco itnperialis, Shaw. Falco Destructor, Daud. L’Aigle destruc- 
teur, Daud. La grande Harpie d’Amerique, Cuv. Crested Eagle, Lath. 
Inhabits the warm parts of North and South America, viz. Mexico, 
Brazil, Peru, &c. Is of extraordinary power, and is said to carry off in 
its talons living quadrupeds of considerable size. 
This fine bird was obtained in J822, before it had attained its mature 
plumage, by Robert Hesketh, Esq. His Majesty’s Consul at Maranham, 
near the mouth of the river Amazon ; and was given by him to Captain 
Edward Sabine, R.A., by whom it was brought to England in the spring 
of 1823, and presented to the Horticultural Society, in whose Garden at 
Chiswick it lived for several years. — It was presented by the Horticultu- 
ral to the Zoological Society. 
It is considered very rare in the part of South America from which it 
was brought. 
A second individual, not yet in mature plumage, is usually kept in the 
Repository (42) in the North Garden. 
Near this Cage is a Den and Pond (20) for 
SEALS. 
Calocephalus vitulinus, F. Cuv. Phoca vitulina, Linn. 
Inhabits the coasts of the British Islands. 
When there is no Seal in the collection, this Enclosure is 
usually occupied by 
British Gulls. 
GREATER BLACK-BACKED GULL. 
Larus marinus, Linn. Le Goeland a man tea u noir, Temm. 
A large bird, with the back and wings black, the remainder of the 
