Blue fox

Mink

Variable

Diet A

Diet B

Diet A

Diet B

Mated females, N

48

48

70

70

Whelped females, N

42

44

53

58

Barren females, N

6

4

16

12

Females lost kits, N

At 1 day

2

3

-

-

At 6 weeks

5

4

4

1

Kits per mated female

At 1 day

7.94 ± 3.0

8.35 ± 3.6

3.62 ± 2.4

4.23 ± 2.7^*

At 6 weeks

6.67 ± 4.6

6.9 ± 4.4

3.05 ± 2.6

3.87 ± 2.5^*

Kits per whelped female

At 1 day

9.07 ± 3. 2

9.11 ± 3.3

4.71 ±2.2

5.10 ± 2.8

At 6 weeks

8.65 ± 3.2

8.38 ± 3.5

4.03 ± 2.5

4.67 ± 2.6^*