The following species have bred at Chester Zoo during 2007.
Mammals
Western Grey Kangaroo 2
Rodrigues Fruit Bat 1
Seba's Short-tailed Bat 51
Belanger's Tree Shrew 2
Ring-tailed Lemur 7
Black and White Ruffed Lemur 2.0
Red Ruffed Lemur 0.3
Lion-tailed Macaque 1
Sulawesi Crested Maqcaque 0.1
Jaguar (unknown number)
Asian Elephant 1.0
Western Sitatunga 2
Birds
Humboldt's Penguin 3
Waldrapp Ibis 2
Black-necked Swan 6
Hawaiian Goose 2
Baer's Pochard 4
Ferruginous Duck 1
White-headed Duck 9
Roulroul Partridge 17
Pied Imperial Pigeon 1
Derbyan Parakeet 1
Spectacled Owl 1
Tawny Frogmouth 1
Omei Shan Liocichla 3
Kikuyu White-eye 8
Pekin Robin 1
Java Sparrow 13
Scissor-billed Starling 3
African Pied Starling 5
Superb Starling 2
Reptiles
Chinese Three-striped Box Turtle 3
Black Marsh Turtle 1
Egyptian Tortoise 3
Pancake Tortoise 1
Komodo Dragon 6.0
Amphibians
Blue Poison Frog 1
Black and Gold Poison Frog 32
Yellow-striped Poison Frog 2
Golfodlucean Poison Frog 24
I hope this is of interest.
Mammals
Western Grey Kangaroo 2
Rodrigues Fruit Bat 1
Seba's Short-tailed Bat 51
Belanger's Tree Shrew 2
Ring-tailed Lemur 7
Black and White Ruffed Lemur 2.0
Red Ruffed Lemur 0.3
Lion-tailed Macaque 1
Sulawesi Crested Maqcaque 0.1
Jaguar (unknown number)
Asian Elephant 1.0
Western Sitatunga 2
Birds
Humboldt's Penguin 3
Waldrapp Ibis 2
Black-necked Swan 6
Hawaiian Goose 2
Baer's Pochard 4
Ferruginous Duck 1
White-headed Duck 9
Roulroul Partridge 17
Pied Imperial Pigeon 1
Derbyan Parakeet 1
Spectacled Owl 1
Tawny Frogmouth 1
Omei Shan Liocichla 3
Kikuyu White-eye 8
Pekin Robin 1
Java Sparrow 13
Scissor-billed Starling 3
African Pied Starling 5
Superb Starling 2
Reptiles
Chinese Three-striped Box Turtle 3
Black Marsh Turtle 1
Egyptian Tortoise 3
Pancake Tortoise 1
Komodo Dragon 6.0
Amphibians
Blue Poison Frog 1
Black and Gold Poison Frog 32
Yellow-striped Poison Frog 2
Golfodlucean Poison Frog 24
I hope this is of interest.