The practice of ex-situ conservation involves techniques which are essentially meant to maintain, multiply or help the species to survive under natural conditions. These include-

(i) Long term captive breeding

(ii) Short term propagation and release

(iii) Animal translocations

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(iv) Animal Reintroduction

Instead of the above methods there are three techniques also used for ex-situ conservation. They are –

(f) Seed banks

(ii) Gene banks

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(iii) In-vitro

(iv) In-vivo

Certain conservation agencies, botanical gardens and many research institutions are also working i this field. Establishment of “Central Zoo Authority” by Govt, of India is another milestone in the /ay of Ex-situ conservation.