In the question below are given three statements followed by conclusions given in the options. You have to take the given statements to be true even if they seem to be variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions definitely does not follow (or is not a possibility of occurrence) from the given statements disregarding commonly known facts.

Statements:

Some ants are ostrich.

All ostrich are panda.

No panda is a giraffe.