Animal Size and Weight Chart

October 15, 2025

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Animal Size and Weight Chart

Table of Contents

    Animal Size and Weight Chart

    Size

    Species Extra Small Small Medium Large Extra Large
    Cat <  3 lbs 3.1 -7 lbs 7.1 -11 lbs 11.1-15 lbs > 15 lbs
    Dog < 5 lbs 5.1 -12 lbs 12.1 -25 lbs 25.1 -80 lbs > 80 lbs
    Rabbit < 3 lb 3 -5 lbs 5.1 - 8 lbs 8.1 - 15 lbs > 15 lbs
    Guinea Pig <0.25 lb 0.25 - 1.5 lbs 1.51 - 2.5 lbs 2.51 - 6 lbs > 6 lbs
    Rat < 50 g 50 - 200 g 201 - 400 g 401 - 500 g > 500 g
    Hamster < 25 g 25 - 50 g 51 - 100 g 101 - 130 g > 130 g
    Pig < 40 lb 41 - 80 lb 81 - 200 lb 201 - 400 lb > 400 lb
    Chicken < 1 lb 1 - 2 lbs 2.1 - 4 lbs 4.1 - 6 lbs > 6 lbs
    Chinchilla < 200 g 201 - 300 g 301 - 500 g 501 - 800 g > 800 g
    Horse < 150 lb 151 - 500 lb 501 - 1,000 lb 1,001 - 2,200 lb > 2,200 lb
    Parakeet < 25 g 26 - 30 g 31 - 35 g 36 - 45 g > 45 g
    Parrot < 0.25 lb 0.26 - 1 lb 1.1 - 1.5 lb 1.51 - 2.5 lb > 2.5 lbs
    Sheep < 50 lb 51 - 100 lb 101 - 200 lb 200.1 - 350 lb > 350 lbs
    Snake < 100 g 0.25 - 3 lb 3.1 - 30 lb 31.1 - 250 lb > 250 lb
    Tortoise < 1 lb 1.1 - 5 lb 5.1 - 75 lb 75.1 -250 lb > 250 lb
    Turtle < 1 lb 1.1 - 3 lb 3.1 - 10 lb 10.1 -20 lb > 20 lbs

    Age

    Species Baby Young Adult Senior
    Cat 0 - 8 weeks 2 - 12 months 1 year - 7 years 7 years +
    Dog 0 - 8 weeks 2 - 12 months 1 year - 7 years 7 years +
    Rabbit 0 - 3 months 3 months - 1 year 1 year - 5 years 5 years +
    Guinea Pig 0 - 3 months 3 months - 1 year 1 year - 5 years 5 years +
    Rat 0 - 60 days 60 days - 6 months 6 months - 1 year 3 years +
    Hamster 0-60 days 60 days - 6 months 6 months - 1 year 3 years +
    Pig 0 - 8 weeks 2 - 12 months 1 - 10 years 10 years +
    Chicken 0 - 4 weeks 4 - 18 weeks 18 weeks - 5 years 5 years +
    Chinchilla 0 - 8 weeks 2 - 9 months 9 months - 8 years 8 years +
    Horse 0 - 6 months 6 months - 2 years 2 - 20 years 20 years +
    Parakeet 0 - 14 days 2 weeks - 16 weeks 16 weeks - 7 years 7 years +
    Parrot 0 - 90 days 12 weeks - 5 years 5 years - 55 years 55 years +
    Sheep 0 - 3 months 3 - 12 months 1 - 10 years 10 years +
    Snake 0 - 3 months 3-12 months 1 - 30 years 30 years +
    Tortoise 0 - 6 months 0.5 - 10 years 10 years - 75 years 75 years +
    Turtle 0 -6 months 0.5 - 8 years 8 - 20 years 20 years +

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