Question

insects have already adopted the tactics of disguise to escape from the cluthes of thier predator(replace infinitive with gerund)​

Answer 1

Insects have already adopted the tactis of Disguising to escape from the clutches of their predator

Answer 2

A gerund can refer to one of the many infinite forms of the verb.

Gerund, although not always, but often function as a noun.

A gerund is a kind of a verbal noun which has the properties of verbs like it can be modified by an adverb.

In the sentence which is given above, the sentence, after repeating the infinitive with a gerund, will stand as follows: Insects have already opted the tactic of disguising to escape from the clutches of their predator.