Which statement best describes the feeding behaviour of Dermanyssus gallinae in poultry houses?
Correct answer: D. It feeds mainly at night and hides by day
- A. It completes feeding only inside the intestine
- B. It remains permanently attached to feathers
- C. It burrows deeply into the host skin
- D. It feeds mainly at night and hides by day
Explanation
The poultry red mite leaves cracks and crevices at night to take blood meals, then returns to hiding places during the day. Permanent attachment to feathers is more typical of some lice, not Dermanyssus.
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