small bloodstains from crushed bugs on sheets or mattresses; rusty or dark spots of bug excrement on mattresses, bedding or walls; an offensive, sweet, musty odour from their scent glands, which may be detected when infestations are severe
Madotho an’gonoan’gono amagazi a sikidzi zogoneledwa pa nsalu kapena matilesi; madotho adzimbiri kapena owoderapo a manyi asikidzi pa matilesi, zogonera kapena pakhoma; fungo lotsekemela, lamphamvu lochokera kwa ziwalo za sikidzi zikhoza kumapeza pamene pagwidwa sikidzi kwambiri