малах

малах: locust

Хӯроки ӯ малах ва асали ёбоӣ буд.
His food was locusts and wild honey.
Баҳорон ғизои кабк бештар аз гамбуск, малах ва ҳар гуна кирмҳо иборат аст.
In spring the food of the partridge is composed mostly of beetles, locusts and all kinds of worms.

Bonus:
чун мӯру малах (or мӯру малах барин) – like ants and locusts; used when you want to say that there is a lot of something.
There is a very short article about locusts in Tajik at Wikipedia: Малах.