Zoo

using System;
using System.Collections.Generic;
using System.Threading;
namespace ConsoleApp2
{
    class Program
    {
        static void Main(string[] args)
        {
            Zoo zoo = new Zoo();
            zoo.StartWork();
        }
    }

    class Zoo
    {
        private List<string> _sounds;
        private List<Aviary> _aviaries = new List<Aviary>();

        public Zoo()
        {
            Random random = new Random();
            int countAviary = random.Next(1,10);
            _sounds = new List<string> { "Фить-фить", "вуп-вуп", "ааааа", "ААААААААА"};

            for (int i = 0; i < countAviary; i++)
            {
                _aviaries.Add(new Aviary(_sounds[random.Next(0,_sounds.Count)]));
            }
        }

        public void StartWork()
        {
            bool isWorking = true;
            string userInput;

            while (isWorking)
            {
                Console.Clear();
                Console.WriteLine("Меню:");
                ShowInfo();
                Console.Write("Выберете вальер: ");
                userInput = Console.ReadLine();
                int number;

                if (int.TryParse(userInput, out number))
                {
                    if (Convert.ToInt32(userInput) <= _aviaries.Count && Convert.ToInt32(userInput) > 0)
                    {
                        _aviaries[Convert.ToInt32(userInput) - 1].ShowInfo();
                    }
                    else
                    {
                        Console.WriteLine("Нет такого вальера");
                    }
                }
                else
                {
                    Console.WriteLine("Напишите номер вальера");
                }
                Console.ReadKey();
            }
        }

        private void ShowInfo()
        {
            Console.WriteLine($"Кол-во вальеров: {_aviaries.Count}");
        }
    }

    class Aviary
    {
        private List<Animal> _animals = new List<Animal>();

        public Aviary(string sound)
        {
            Random random = new Random();
            int countAnimals = random.Next(1,8);

            for (int i = 0; i < countAnimals; i++)
            {
                _animals.Add(new Animal(sound));
            }
        }

        public void ShowInfo()
        {
            Console.WriteLine($"Кол-во животных в вольере: {_animals.Count}");

            for (int i = 0; i < _animals.Count; i++)
            {
                Console.Write($"{i + 1}. ");
                _animals[i].ShowInfo();
            }
        }
    }

    class Animal
    {
        private string _gender;
        private string _sound;
        private List<string> _genders;

        public Animal(string sound)
        {
            Random random = new Random();
            _genders = new List<string> { "Мужской", "Женский" };
            _gender = _genders[random.Next(0,_genders.Count)];
            _sound = sound;
        }

        public void ShowInfo()
        {
            Console.WriteLine($"Пол: {_gender} || Издает звук: {_sound}");
        }
    }
}