A bird enters the mouth of a crocodile and feeds on parasitic leeches. The bird gets food and the crocodile gets rid of blood sucking leeches. Both th
A bird enters the mouth of a crocodile and feeds on parasitic leeches. The bird gets food and the crocodile gets rid of blood sucking leeches. Both the partners can also live independently. Such an association is :
A. amensalism
B. mutualism
C. commensalism
D. protocooperation
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Correct Answer - D
Protocooperation (facultative mutualism) is an interaction between organisms of different species in which both organisms benefit, but neither is dependent on the relationship.
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