Following the creation of my Colchester Zoo past animals thread, these are the species I'd love to see return (even if they left long before my time):
- Feathertail glider
- Dusky pademelon
- Cape crested porcupine
- Red-rumped agouti
- Barbary striped grass mouse
- Dourocouli
- Talapoin monkey
- De Brazza's and/or Diana guenon
- Indian flying fox
- One true small cat (erring towards rusty-spotted cat, fishing cat or margay)
- Common dwarf mongoose
- Zorilla
- Malayan tapir
- North Sulawesi babirusa
- Lesser Malayan chevrotain
- Lowland anoa
- Mishmi takin
- Chaco chachalaca
- European turtle dove
- Either red-crested or white-cheeked turaco
- Kori bustard
- Eurasian curlew
- Pied avocet
- Guanay cormorant
- Bateleur eagle
- Southern ground hornbill
- Any of the four Ramphastos toucan species (toco, chestnut-mandibled, keel-billed or white-throated, erring towards the latter)
- Salmon-crested cockatoo
- Chattering lory
- Any of the three macaw species, erring towards green-winged
- Red-billed blue magpie
- Common hill myna
- Montserrat oriole
- Java sparrow
- Yellow-headed day gecko
- Chinese water dragon
- Mangrove cat snake
- Burmese python
- Puff adder
- Home's hingeback tortoise
- Indian star tortoise
- Yellow-margined box turtle
- Cane toad
- Golden poison-dart frog
- Fire salamander
- Red-bellied piranha
- Seahorses
- Giant flower beetle
- Fregate Island palm beetle
- White-spotted assassin bug
- Leaf-cutting ant
- Butterflies
- Ghana speckled-leg millipede
- Mexican redknee tarantula
- Imperial scorpion
Of course, I'd say 99% of this is wishful thinking - in fact, I think the only thing on my list with any official plans for a return are the butterflies.