What am I?

I'm where yesterday follows today and tomorrow is in the middle. What am I?

I am not very commonly found! Only in some rainforest! I have an odd number of toes! I’m very lazy and hang upside down! What am I?

I am round. I have only one line. Circle is not my name indeed. What am I?

I can sing, but I can't talk. I can climb a high tree, but can't run. I have very soft hair and a very hard mouth. What am I?

Riddles and Answers