Table 1 Red fox (Vulpes vulpes) macronutrient (Protein, Lipids, Carbohydrates) intakes as assessed by the analysis of the 30 selected diet studies (references as for Fig. 4).

From: Nutritional ecology of a prototypical generalist predator, the red fox (Vulpes vulpes)

N

Sample size

P

L

C

Habitat

Lat

Long

1

121

43.84

39.59

16.56

Forest

45.44

7.19

117

36.82

37.61

25.57

Urban

2

115

66.57

33.06

0.37

Arable

45.10

8.38

3

133

41.58

29.57

28.85

Forest

46.26

11.45

4

78

37.97

35.65

26.37

Mixed

45.25

8.53

114

49.67

44.16

6.17

Mixed

45.16

9.37

5

1139

59.45

38.49

2.05

Mixed

51.48

19.53

6

340

61.60

35.44

2.96

Mixed

43.31

11.08

7

663

40.07

44.55

15.38

Arable

42.76

11.33

8

393

68.32

31.55

0.13

Arable

50.45

− 2.26

9

749

37.46

32.58

29.95

Arable

51.27

− 2.35

10

922

62.23

30.68

7.09

Forest

45.59

7.08

11

234

57.21

41.60

1.19

Forest

55.02

29.02

12

264

44.10

49.76

6.15

Forest

41.41

13.50

13

223

51.11

43.05

5.84

Mixed

44.51

8.75

14

189

41.69

39.57

18.74

Forest

44.30

8.92

15

178

53.33

41.36

5.31

Forest

37.08

3.23

678

61.37

33.15

5.48

Forest

41.03

4.53

16

933

55.66

42.72

1.62

Forest

53.00

27.50

593

63.42

33.20

3.37

Forest

17

767

54.17

44.53

1.30

Mixed

55.51

22.50

18

1010

44.49

51.43

4.08

Forest

46.41

17.45

19

256

43.03

31.19

25.77

Urban

51.00

13.00

20

190

51.11

42.71

6.17

Mixed

39.00

22.00

21

144

56.15

43.12

0.73

Forest

49.26

20.00

22

570

70.96

25.74

3.30

Forest

59.40

15.30

23

148

42.35

45.76

11.89

Mixed

55.16

25.33

24

102

57.55

40.37

2.08

Mixed

27.25

− 8.17

25

433

50.88

45.00

4.12

Arable

51.34

17.40

26

1022

59.02

36.55

4.43

Arable

51.34

17.40

27

320

69.19

29.05

1.75

Forest

37.16

6.43

28

1939

37.64

38.71

23.66

Urban

51.45

− 1.15

29

268

44.07

46.06

9.87

Arable

45.51

17.56

30

159

57.59

41.38

1.03

Arable

48.46

2.17

169

61.75

32.46

5.78

Forest

220

56.30

42.10

1.59

Urban

Mean

 

52.35

38.75

8.89

   

SE

 

1.84

1.13

1.71