Blood Thirsty, Parasitic Insects in Mattresses

This page is the CodyCross answer for the clue below from Fauna and Flora, Group 169, Puzzle 2 (Biologists and Botanists).

Question is: Blood Thirsty, Parasitic Insects in Mattresses

and the answer is: BEDBUGS

Word Meaning:

BEDBUGS — plural of bedbug

Definitions from Wiktionary.