1 Do not bring any infected birds or animals on to your property. 2  The adult fleas may be controlled by smearing the infected parts of the birds with a non-burning greasy substance such as petroleum jelly (for example Vaseline).  Birds can also be treated with a 0.5 per cent solution of maldison.
Definition of impoverished. 1  1 : reduced to poverty : poor an impoverished family/community. 2  2 : exhausted of richness or fertility impoverished soils. 3  3 of a fauna or flora : represented by few species or individuals.
adjective, wretcheder, wretchedest. 1. very unfortunate in condition or circumstances; miserable; pitiable. 2. characterized by or attended with misery and sorrow. 3. despicable, contemptible, or mean: a wretched miser. 4. poor, sorry, or pitiful; worthless: