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Penguin exhibit at Chessington Zoo

Penguin exhibit at Chessington Zoo fore give them a multivitamin supplement (ABDEC) during this period: we put three drops on each fish that each bird is fed and the results have been excellent. In June 1966 the penguin collection consisted of 8 King penguins, 4 Rockhopper penguins, 4 Black-footed penguins, and 4 Humboldt’s penguins. They are all in the best of health and some of them have been at Birdland for from seven to nine years. The King penguins are in magnificent condition and have a very distinctive irridescent shade of green on the crown and throat, a sure sign of good condition. Penguin exhibit at Chessington Zoo H . A. S N A Z L E Director, Chessington Zoo Ltd, England The penguin collection at Chessington Zoo consists of two King penguins Aptenodytes patagonica, two Rockhopper penguins Eudyptes crestatus, 16 Black-footed penguins Spheniscus demersus, and two Humboldt’s penguins S. humboldti. They are kept outdoors throughout the year in an enclosure covering about 250.8 sq. m, backed by a semi-circular wall, 2’4m high and made of rough Westmorland stone. It contains 13 nesting holes, placed at irregular intervals round the base. The entrances to the nesting holes are rather small. From the base of the rocks to the edge of the kidney-shaped pool which covers half the total area, there is a stretch of tarmac, strewn with small stones, on which the birds congregate. The inner edge of the pool slopes gently into the water, but the outer edge, although buttressed, is sheer with a 0 3 m wide wire barrier inclined over the pool and extending along the top of the rock wall. This is to prevent the penguins from escaping. T h e base and sides of the pool have been finished with a mixture of natural sand, cement and a commercial product to make the pool watertight. It is filled with water direct from the main water supply. Algae growth is controlled by hard scrubbing once a week with chloride of lime. The penguins are fed exclusively on herrings Clupca harengus, with no supplements added. Both adult and immature birds each receive ca. 0 4 kg of fish daily, except for the King penguins which receive 1.3 kg each daily. Before the moult these quantities are trebled. When fish is received frozen, it is left under running water until it has thawed out completely. The Black-footed and Humboldt’s penguins all feed in the water, but the Rockhopper and King penguins are hand-fed. Occasionally new arrivals have to be force-fed. Only the Black-footed penguins breed at Chessington Zoo. They lay their eggs in the winter. Despite theft of eggs, about 12 young are hatched out annually and about half of these survive to maturity - i.e. one from each pair of eggs that is hatched by one pair of birds. The parents rarely raise both their chicks, although this has happened occasionally. Nests are made from twigs, leaves and various rubbish thrown into the pool by visitors. Occasionally eggs are laid in the summer, but these are nearly always infertile. The incubation period is invariably between 40 to p days. As surplus penguins are exchanged for other animals, it is difficult to claim any longevity records, but our mortality rate is very low and some of our birds have been with us for many years. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png International Zoo Yearbook Wiley

Penguin exhibit at Chessington Zoo

SNAZLE, H. A.
International Zoo Yearbook , Volume 7 (1) – Jan 1, 1967
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Publisher
Wiley
Copyright
Copyright © 1967 Wiley Subscription Services, Inc., A Wiley Company
ISSN
0074-9664
eISSN
1748-1090
DOI
10.1111/j.1748-1090.1967.tb00297.x
Publisher site
See Article on Publisher Site

Abstract

fore give them a multivitamin supplement (ABDEC) during this period: we put three drops on each fish that each bird is fed and the results have been excellent. In June 1966 the penguin collection consisted of 8 King penguins, 4 Rockhopper penguins, 4 Black-footed penguins, and 4 Humboldt’s penguins. They are all in the best of health and some of them have been at Birdland for from seven to nine years. The King penguins are in magnificent condition and have a very distinctive irridescent shade of green on the crown and throat, a sure sign of good condition. Penguin exhibit at Chessington Zoo H . A. S N A Z L E Director, Chessington Zoo Ltd, England The penguin collection at Chessington Zoo consists of two King penguins Aptenodytes patagonica, two Rockhopper penguins Eudyptes crestatus, 16 Black-footed penguins Spheniscus demersus, and two Humboldt’s penguins S. humboldti. They are kept outdoors throughout the year in an enclosure covering about 250.8 sq. m, backed by a semi-circular wall, 2’4m high and made of rough Westmorland stone. It contains 13 nesting holes, placed at irregular intervals round the base. The entrances to the nesting holes are rather small. From the base of the rocks to the edge of the kidney-shaped pool which covers half the total area, there is a stretch of tarmac, strewn with small stones, on which the birds congregate. The inner edge of the pool slopes gently into the water, but the outer edge, although buttressed, is sheer with a 0 3 m wide wire barrier inclined over the pool and extending along the top of the rock wall. This is to prevent the penguins from escaping. T h e base and sides of the pool have been finished with a mixture of natural sand, cement and a commercial product to make the pool watertight. It is filled with water direct from the main water supply. Algae growth is controlled by hard scrubbing once a week with chloride of lime. The penguins are fed exclusively on herrings Clupca harengus, with no supplements added. Both adult and immature birds each receive ca. 0 4 kg of fish daily, except for the King penguins which receive 1.3 kg each daily. Before the moult these quantities are trebled. When fish is received frozen, it is left under running water until it has thawed out completely. The Black-footed and Humboldt’s penguins all feed in the water, but the Rockhopper and King penguins are hand-fed. Occasionally new arrivals have to be force-fed. Only the Black-footed penguins breed at Chessington Zoo. They lay their eggs in the winter. Despite theft of eggs, about 12 young are hatched out annually and about half of these survive to maturity - i.e. one from each pair of eggs that is hatched by one pair of birds. The parents rarely raise both their chicks, although this has happened occasionally. Nests are made from twigs, leaves and various rubbish thrown into the pool by visitors. Occasionally eggs are laid in the summer, but these are nearly always infertile. The incubation period is invariably between 40 to p days. As surplus penguins are exchanged for other animals, it is difficult to claim any longevity records, but our mortality rate is very low and some of our birds have been with us for many years.

Journal

International Zoo Yearbook – Wiley

Published: Jan 1, 1967

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