Animal Ages in Human Years

Ages of cats

The following chart shows the phase in the cat’s life, cat years and the equivalent human years.

Phase

Cat Years

Human Years

Kitten

3 months

5 years

Adolescent

6 months

10 years

1 year

15 years

Productive Years

2 years

24 years

3 years

28 years

4 years

32 years

5 years

36 years

6 years

40 years

7 years

44 years

Middle Age

8 years

48 years

9 years

52 years

10 years

56 years

11 years

60 years

Senior Citizen

12 years

64 years

13 years

68 years

14 years

72 years

15 years

76 years

Elderly

16 years

80 years

17 years

84 years

18 years

88 years

19 years

92 years

Extremely Elderly

20 years

96 years

21 years

100 years

Ages of dogs

Since dogs can vary from weighing only a few pounds to over 100 pounds, size is a major factor in the animal’s longevity.

Age

2-20 pounds

20-50 pounds

50-90 pounds

>90 pounds

Pup

1-11 months

Juvenile

Juvenile

Juvenile

Juvenile

1 year

12 years

12 years

16 years

20 years

Productive Years

2 years

19 years

21 years

23 years

26 years

3 years

25 years

25 years

29 years

34 years

4 years

32 years

32 years

35 years

42 years

5 years

35 years

36 years

39 years

50 years

6 years

40 years

42 years

45 years

56 years

7 years

44 years

48 years

50 years

62 years

8 years

48

53

56

68

9 years

53

58

62

74

10 years

57

62

67

80

Middle Age

11 years

63

66

72

86

12 years

67

70

77

93

13 years

70

74

82

101

14 years

73

78

88

108

15 years

76

83

93

115

16 years

80

87

99

123

Elderly

17 years

84

92

104

18 years

88

96

109

19 years

92

101

115

20 years

96

105

123

21 years

99

109

22 years

102

113

23 years

104

117

24 years

107

25 years

109

26 years

112

Longevity of other animals

Animal

Typical Maximum Life span

Mammals

Elephant

70 years

Camel

50 years

Donkey

45 years

Horse

40 years

Lion

35 years

Deer

35 years

Bull

28 years

Pig, wild

25 years

Cat

23 years

Tiger

22 years

Cow

22 years

Ox

20 years

Wolf

18 years

Dog, small

17 years

Sheep

15 years

Goat

15 years

Fox

14 years

Dog, large

12 years

Rabbit

9 years

Mouse

4 years

Birds

Amazon Parrot

80 years

Macaw

50 years

Pigeon

26 years

Blackbird

18 years

Chicken

15 years

Reptiles

Galapagos Land Tortoise

193 years

American Box Turtle

123 years

Crocodile

45 years

Rattlesnake

22 years

Insects

Ant, queen

3 years

Ant, worker

0.5 year

Bee, queen

5 years

Bee, worker

1 year


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