class animal:
    weight = 5
    height = 10
    food = None

    def give_food(self, value):
        self.weight += value


class cow(animal):
    name = 'Manka'
    weight = 70
    height = 150
    voice = 'Manka say Muuu'

    def take_milk(self):
        self.weight -= 69.3
        print(self.voice, 'Now we have', self.weight, 'gramm of milk!')


class goose_1(animal):
    weight = 47
    height = 76
    name = "Grey"
    voice = 'Grey Goose say Shhhhhhh'

    def goose_1_voice(self):
        print(self.voice)


class goose_2(goose_1):
    weight = 79
    height = 34
    name = 'White'
    voice = 'White Goose say Shhhhhhh'

    def goose_2_voice(self):
        print(self.voice)


class sheep_1(animal):
    name = 'Sheepy'
    weight = 67
    height = 50
    voice = 'Sheepy say "Beee"'

    def fur(self):
        self.weight -= 63
        print(self.voice, 'Now we have', self.weight, 'kg of fur!')


class sheep_2(sheep_1):
    voice = 'Curly say Yeeeehhh'

    def fur(self):
        self.weight -= 60
        print(self.voice, 'Now we have', self.weight, 'grams of fur!')


class chicken_1(animal):
    name = 'Koko'
    weight = 20
    height = 15
    voice = 'Kokoko'

    def take_eggs(self):
        self.weight -= 3
        print('Koko said', self.voice, 'We took', self.weight, 'of eggs')


class chicken_2(chicken_1):
    name = 'Kukareku'
    voice = "Kokokokoko"

    def take_eggs(self):
        self.weight -= 5
        print(self.name, self.voice, 'We have', self.weight, 'of eggs')



Cow = cow()
Cow.take_milk()
goose_1 = goose_1()
goose_1.goose_1_voice()
goose_2 = goose_2()
goose_2.goose_2_voice()
sheep_1 = sheep_1()
sheep_1.fur()
sheep_2 = sheep_2()
sheep_2.fur()
chicken_1 = chicken_1()
chicken_1.take_eggs()
chicken_2 = chicken_2()
chicken_2.take_eggs()