Table 1 Measures of reproductive performance for mate pairings of female giant pandas.

From: Free mate choice enhances conservation breeding in the endangered giant panda

Variable

Pairing type*

 

Preferred

Non-preferred

Previous cub

No previous cub

Total mate pairings

25

16

10

34

Total successful intromissions

72.0%

31.25%

100.0%

47.1%

Cubs produced

88.8%

40.0%

90.0%

68.8%

Mother reared cubs

81.25%

100.0%

88.8%

72.7%

Mean number of cubs

1.4 (0.28)

1 (0.71)

1.2 (0.38)

1.5 (0.47)

Mean male age (years)

13.2 (2.63)

10.5 (2.63)

13.5 (4.08)

11.7 (2.00)

Mean female age (years)

11.1 (2.22)

10.7 (2.67)

12.7 (3.83)

10.2 (1.76)

Mean male body mass (kg)

115.8 (23.16)

112.4 (28.11)

126.6 (38.18)

111.0 (19.04)

Mean female body mass (kg)

109.7 (21.93)

112.7 (28.17)

108.9 (32.83)

110.55 (18.96)

  1. *Parentheses are s.e.s.
  2. Proportion scaled to the variable above (for example, total successful intromissions out of total mate pairings).