n'oge oyi mgbe nri ndị ọzọ dị ụkọ maka ha. N'ebe ha nọ na Soviet Union mbụ, onye na-eri anụ nke muskrats bụ jackal ọlaedo. Enwere ike ikpochapụ ha kpamkpam na mmiri mmiri na-adịghị, na n'oge oyi nke 1948 na Darya (osimiri dị n'etiti Eshia), muskrats mejupụtara 12.3% nke ihu jackal, na 71% nke nkịta ọhịa na nkịta ọhịa, ugo, agwọ, alligator, na nnukwu owls na hawks. Otters, snapping turtles, na nnukwu azụ dịka pike na-eri anụ na nwa muskrats. Caribou na elk mgbe ụfọdụ na-eri nri na ahịhịa nke na-eme ka muskrats push-ups n'oge oyi mgbe nri ndị ọzọ dị ụkọ maka ha. N'ebe ha nọ na Soviet Union mbụ, onye na-eri anụ nke muskrats bụ nnukwu jackal ọlaedo. Enwere ike ikpochapụ ha kpamkpam na mmiri na-adịghị, na n'oge oyi nke 1948 na Darya (osimiri dị n'etiti Eshia), muskrats mejupụtara 12.3% nke ihu jackal, na
nnukwu owls na hawks