Quyidagi hayvonlarning qaysilarida uch xil tishlar mavjud?
1)quyon; 2)yerqazar; 3)it; 4)to’qay mushugi; 5)sug’ur; 6)yumronqoziq; 7)tulki; 8)dumsiz sichqon; 9)yenotsimon it; 10)qoplon; 11)ondatra; 12)dengiz mushugi

1. 3,4,7,9,10,12
2. 1,3,5,7,9,10
3. 2,3,6,8,9,12
4. 1,2,3,6,8,9
5. 3,5,6,8,9,10