Late one fall, with winter close at hand, this particular bear, called Yogi, headed for his home, which happened to be the hollow trunk of a giant redwood tree.

13 seconds sound clip from The Yogi Bear Show - Baffled Bear (1958) - S01E09 TV Series.

You can hear this line at 00:00:31 in the Blu-ray version of the movie.

Quote context

[...]

- Well, what're you waiting for, fly-boy? Contact.

- From now on, you're an honorary eagle, Yogi. Bye!

- So long, little fly guy. And remember, keep flapping them wings, like this! Whoops!

- Like I said... flying is strictly for the birds.

- This happens to be a true bear story, the Bear Facts, straight from the bear's mouth.

- Late one fall, with winter close at hand, this particular bear, called Yogi, headed for his home, which happened to be the hollow trunk of a giant redwood tree.

- But, before bedding down for the winter, Yogi bear paused to take a last look at his beloved forest.

- Little did he know that this would really be his last look.

- Outside, the forest awaited winter, while inside the big redwood Yogi snuggled, cozy and warm..

- And slept while mother nature covered the forest with a beautiful blanket of snow.

[...]