Is there a chicken?
No, there isn't.
Is there a donkey?
No, there isn't.
Are there elephants?
Yes, there are.
Are there crocodiles?
No, there aren't.
Is there a zebra?
Yes, there is.
Is there a crocodile?
Yes, there is.
Are there zebras?
No, there aren't.
Are there hippos?
Yes, there are.
Is there a sheep?
No, there isn't.
Are there giraffes?
Yes, there are.
Are there monkeys?
No, there aren't.
Is there a cow?
No, there isn't.
Is there a monkey?
Yes, there is.
Is there a tiger?
Yes, there is.
Are there tigers?
Yes, there are.