This is no Sci-fiction. A real capture of a Hornet killing a Caterpillar.

Hornets are insects that are the largest eusocial wasps. Some species can reach up to 5.5 cm (2.2 in) in length

Know "Semordnilap":

A reverse spelling of palindromes - Semordnilap. A word, phrase, or sentence that has the property of forming another word, phrase, or sentence when its letters are reversed.

A semordnilap differs from a palindrome in that the word or phrase resulting from the reversal is different from the original word or phrase.