*3.8.1 Concept*

CS algorithm is based on the obligate brood parasitic behaviour of some cuckoo species in combination with the levy flight behaviour of some birds and fruit flies. Some species of Cuckoo birds lay their eggs in communal nests. If a host bird discovers the eggs are not their own, they will either throw these alien eggs away or simply abandon its nest and build a new nest elsewhere. CS, can be described using following three idealized rules:

