The crocodile lay on the bank of the Limpopo river. Golu thought it was
(i) a living crocodile
(ii) a dead crocodile
(iii) a log of wood.
Golu thought it was a log of wood.
A bird enters the mouth of a crocodile and feeds on parasitic leeches. The bird gets food and crocodile gets rid of the blood sucking leeches. Both the partners can live independently. Such an association is: